Home / 10,286.45-15,417.31-4,732.14

Finding the Fourth Proportional to 10,286.45, 15,417.31 and 4,732.14

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Solution

The fourth proportional to 10,286.45, 15,417.31 and 4,732.14 is: 7,092.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.45 : 15,417.31 = 4,732.14 : x
  2. Step 2: Convert to fraction form
    10,286.45/15,417.31 = 4,732.14/x
  3. Step 3: Cross multiply
    10,286.45x = 15,417.31 × 4,732.14
  4. Step 4: Simplify right side
    10,286.45x = 72,956,869.34
  5. Step 5: Solve for x
    x = 72,956,869.34/10,286.45
  6. Step 6: Final answer
    x = 7,092.52

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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.