Home / 6,631.29-9,151.02-3,606.34

Finding the Fourth Proportional to 6,631.29, 9,151.02 and 3,606.34

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Solution

The fourth proportional to 6,631.29, 9,151.02 and 3,606.34 is: 4,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.29 : 9,151.02 = 3,606.34 : x
  2. Step 2: Convert to fraction form
    6,631.29/9,151.02 = 3,606.34/x
  3. Step 3: Cross multiply
    6,631.29x = 9,151.02 × 3,606.34
  4. Step 4: Simplify right side
    6,631.29x = 33,001,689.47
  5. Step 5: Solve for x
    x = 33,001,689.47/6,631.29
  6. Step 6: Final answer
    x = 4,976.66

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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.