Home / 5,252.06-7,878.92-1,553.92

Finding the Fourth Proportional to 5,252.06, 7,878.92 and 1,553.92

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Solution

The fourth proportional to 5,252.06, 7,878.92 and 1,553.92 is: 2,331.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.06 : 7,878.92 = 1,553.92 : x
  2. Step 2: Convert to fraction form
    5,252.06/7,878.92 = 1,553.92/x
  3. Step 3: Cross multiply
    5,252.06x = 7,878.92 × 1,553.92
  4. Step 4: Simplify right side
    5,252.06x = 12,243,183.90
  5. Step 5: Solve for x
    x = 12,243,183.90/5,252.06
  6. Step 6: Final answer
    x = 2,331.12

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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.