Home / 10,463.45-15,697.47-3,445.62

Finding the Fourth Proportional to 10,463.45, 15,697.47 and 3,445.62

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Solution

The fourth proportional to 10,463.45, 15,697.47 and 3,445.62 is: 5,169.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,463.45 : 15,697.47 = 3,445.62 : x
  2. Step 2: Convert to fraction form
    10,463.45/15,697.47 = 3,445.62/x
  3. Step 3: Cross multiply
    10,463.45x = 15,697.47 × 3,445.62
  4. Step 4: Simplify right side
    10,463.45x = 54,087,516.58
  5. Step 5: Solve for x
    x = 54,087,516.58/10,463.45
  6. Step 6: Final answer
    x = 5,169.19

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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.