Home / 10,027.32-15,038.52-3,787.92

Finding the Fourth Proportional to 10,027.32, 15,038.52 and 3,787.92

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Solution

The fourth proportional to 10,027.32, 15,038.52 and 3,787.92 is: 5,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.32 : 15,038.52 = 3,787.92 : x
  2. Step 2: Convert to fraction form
    10,027.32/15,038.52 = 3,787.92/x
  3. Step 3: Cross multiply
    10,027.32x = 15,038.52 × 3,787.92
  4. Step 4: Simplify right side
    10,027.32x = 56,964,710.68
  5. Step 5: Solve for x
    x = 56,964,710.68/10,027.32
  6. Step 6: Final answer
    x = 5,680.95

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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.