Home / 4,155.29-6,232.92-1,077.29

Finding the Fourth Proportional to 4,155.29, 6,232.92 and 1,077.29

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Solution

The fourth proportional to 4,155.29, 6,232.92 and 1,077.29 is: 1,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.29 : 6,232.92 = 1,077.29 : x
  2. Step 2: Convert to fraction form
    4,155.29/6,232.92 = 1,077.29/x
  3. Step 3: Cross multiply
    4,155.29x = 6,232.92 × 1,077.29
  4. Step 4: Simplify right side
    4,155.29x = 6,714,631.22
  5. Step 5: Solve for x
    x = 6,714,631.22/4,155.29
  6. Step 6: Final answer
    x = 1,615.93

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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.