Home / 9,511.38-13,127.52-6,373.04

Finding the Fourth Proportional to 9,511.38, 13,127.52 and 6,373.04

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Solution

The fourth proportional to 9,511.38, 13,127.52 and 6,373.04 is: 8,796.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.38 : 13,127.52 = 6,373.04 : x
  2. Step 2: Convert to fraction form
    9,511.38/13,127.52 = 6,373.04/x
  3. Step 3: Cross multiply
    9,511.38x = 13,127.52 × 6,373.04
  4. Step 4: Simplify right side
    9,511.38x = 83,662,210.06
  5. Step 5: Solve for x
    x = 83,662,210.06/9,511.38
  6. Step 6: Final answer
    x = 8,796.01

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.