Home / 2,848.11-4,272.62-999.41

Finding the Fourth Proportional to 2,848.11, 4,272.62 and 999.41

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Solution

The fourth proportional to 2,848.11, 4,272.62 and 999.41 is: 1,499.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.11 : 4,272.62 = 999.41 : x
  2. Step 2: Convert to fraction form
    2,848.11/4,272.62 = 999.41/x
  3. Step 3: Cross multiply
    2,848.11x = 4,272.62 × 999.41
  4. Step 4: Simplify right side
    2,848.11x = 4,270,117.28
  5. Step 5: Solve for x
    x = 4,270,117.28/2,848.11
  6. Step 6: Final answer
    x = 1,499.28

Related Problems

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Double scale
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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.