Home / 5,057.20-7,585.80-4,862.80

Finding the Fourth Proportional to 5,057.20, 7,585.80 and 4,862.80

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Solution

The fourth proportional to 5,057.20, 7,585.80 and 4,862.80 is: 7,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.20 : 7,585.80 = 4,862.80 : x
  2. Step 2: Convert to fraction form
    5,057.20/7,585.80 = 4,862.80/x
  3. Step 3: Cross multiply
    5,057.20x = 7,585.80 × 4,862.80
  4. Step 4: Simplify right side
    5,057.20x = 36,888,228.24
  5. Step 5: Solve for x
    x = 36,888,228.24/5,057.20
  6. Step 6: Final answer
    x = 7,294.20

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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.