Home / 10,248.44-15,368.63-4,981.91

Finding the Fourth Proportional to 10,248.44, 15,368.63 and 4,981.91

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Solution

The fourth proportional to 10,248.44, 15,368.63 and 4,981.91 is: 7,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.44 : 15,368.63 = 4,981.91 : x
  2. Step 2: Convert to fraction form
    10,248.44/15,368.63 = 4,981.91/x
  3. Step 3: Cross multiply
    10,248.44x = 15,368.63 × 4,981.91
  4. Step 4: Simplify right side
    10,248.44x = 76,565,029.73
  5. Step 5: Solve for x
    x = 76,565,029.73/10,248.44
  6. Step 6: Final answer
    x = 7,470.90

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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.