Home / 10,154.56-15,226.19-3,132.59

Finding the Fourth Proportional to 10,154.56, 15,226.19 and 3,132.59

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Solution

The fourth proportional to 10,154.56, 15,226.19 and 3,132.59 is: 4,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154.56 : 15,226.19 = 3,132.59 : x
  2. Step 2: Convert to fraction form
    10,154.56/15,226.19 = 3,132.59/x
  3. Step 3: Cross multiply
    10,154.56x = 15,226.19 × 3,132.59
  4. Step 4: Simplify right side
    10,154.56x = 47,697,326.57
  5. Step 5: Solve for x
    x = 47,697,326.57/10,154.56
  6. Step 6: Final answer
    x = 4,697.13

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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.