Home / 11,331.47-15,636.92-6,296.04

Finding the Fourth Proportional to 11,331.47, 15,636.92 and 6,296.04

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Solution

The fourth proportional to 11,331.47, 15,636.92 and 6,296.04 is: 8,688.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.47 : 15,636.92 = 6,296.04 : x
  2. Step 2: Convert to fraction form
    11,331.47/15,636.92 = 6,296.04/x
  3. Step 3: Cross multiply
    11,331.47x = 15,636.92 × 6,296.04
  4. Step 4: Simplify right side
    11,331.47x = 98,450,642.32
  5. Step 5: Solve for x
    x = 98,450,642.32/11,331.47
  6. Step 6: Final answer
    x = 8,688.25

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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.