Home / 10,428.35-15,642.52-6,042.95

Finding the Fourth Proportional to 10,428.35, 15,642.52 and 6,042.95

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Solution

The fourth proportional to 10,428.35, 15,642.52 and 6,042.95 is: 9,064.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,428.35 : 15,642.52 = 6,042.95 : x
  2. Step 2: Convert to fraction form
    10,428.35/15,642.52 = 6,042.95/x
  3. Step 3: Cross multiply
    10,428.35x = 15,642.52 × 6,042.95
  4. Step 4: Simplify right side
    10,428.35x = 94,527,019.56
  5. Step 5: Solve for x
    x = 94,527,019.56/10,428.35
  6. Step 6: Final answer
    x = 9,064.43

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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.