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Finding the Fourth Proportional to 4,077.36, 6,116.06 and 999.36

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Solution

The fourth proportional to 4,077.36, 6,116.06 and 999.36 is: 1,499.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.36 : 6,116.06 = 999.36 : x
  2. Step 2: Convert to fraction form
    4,077.36/6,116.06 = 999.36/x
  3. Step 3: Cross multiply
    4,077.36x = 6,116.06 × 999.36
  4. Step 4: Simplify right side
    4,077.36x = 6,112,145.72
  5. Step 5: Solve for x
    x = 6,112,145.72/4,077.36
  6. Step 6: Final answer
    x = 1,499.04

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.