Home / 10,472.11-15,705.73-3,074.58

Finding the Fourth Proportional to 10,472.11, 15,705.73 and 3,074.58

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Solution

The fourth proportional to 10,472.11, 15,705.73 and 3,074.58 is: 4,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472.11 : 15,705.73 = 3,074.58 : x
  2. Step 2: Convert to fraction form
    10,472.11/15,705.73 = 3,074.58/x
  3. Step 3: Cross multiply
    10,472.11x = 15,705.73 × 3,074.58
  4. Step 4: Simplify right side
    10,472.11x = 48,288,527.19
  5. Step 5: Solve for x
    x = 48,288,527.19/10,472.11
  6. Step 6: Final answer
    x = 4,611.16

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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.