Home / 10,011.49-15,006.98-3,767.15

Finding the Fourth Proportional to 10,011.49, 15,006.98 and 3,767.15

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Solution

The fourth proportional to 10,011.49, 15,006.98 and 3,767.15 is: 5,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.49 : 15,006.98 = 3,767.15 : x
  2. Step 2: Convert to fraction form
    10,011.49/15,006.98 = 3,767.15/x
  3. Step 3: Cross multiply
    10,011.49x = 15,006.98 × 3,767.15
  4. Step 4: Simplify right side
    10,011.49x = 56,533,591.64
  5. Step 5: Solve for x
    x = 56,533,591.64/10,011.49
  6. Step 6: Final answer
    x = 5,646.87

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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.