Home / 10,366.05-15,549.08-7,249.58

Finding the Fourth Proportional to 10,366.05, 15,549.08 and 7,249.58

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Solution

The fourth proportional to 10,366.05, 15,549.08 and 7,249.58 is: 10,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.05 : 15,549.08 = 7,249.58 : x
  2. Step 2: Convert to fraction form
    10,366.05/15,549.08 = 7,249.58/x
  3. Step 3: Cross multiply
    10,366.05x = 15,549.08 × 7,249.58
  4. Step 4: Simplify right side
    10,366.05x = 112,724,185.39
  5. Step 5: Solve for x
    x = 112,724,185.39/10,366.05
  6. Step 6: Final answer
    x = 10,874.36

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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.