Home / 11,472.49-17,201.55-4,807.18

Finding the Fourth Proportional to 11,472.49, 17,201.55 and 4,807.18

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Solution

The fourth proportional to 11,472.49, 17,201.55 and 4,807.18 is: 7,207.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.49 : 17,201.55 = 4,807.18 : x
  2. Step 2: Convert to fraction form
    11,472.49/17,201.55 = 4,807.18/x
  3. Step 3: Cross multiply
    11,472.49x = 17,201.55 × 4,807.18
  4. Step 4: Simplify right side
    11,472.49x = 82,690,947.13
  5. Step 5: Solve for x
    x = 82,690,947.13/11,472.49
  6. Step 6: Final answer
    x = 7,207.76

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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.