Home / 4,755.49-7,136.31-2,565.76

Finding the Fourth Proportional to 4,755.49, 7,136.31 and 2,565.76

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Solution

The fourth proportional to 4,755.49, 7,136.31 and 2,565.76 is: 3,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.49 : 7,136.31 = 2,565.76 : x
  2. Step 2: Convert to fraction form
    4,755.49/7,136.31 = 2,565.76/x
  3. Step 3: Cross multiply
    4,755.49x = 7,136.31 × 2,565.76
  4. Step 4: Simplify right side
    4,755.49x = 18,310,058.75
  5. Step 5: Solve for x
    x = 18,310,058.75/4,755.49
  6. Step 6: Final answer
    x = 3,850.30

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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.