Home / 4,150.98-5,728.45-2,557.04

Finding the Fourth Proportional to 4,150.98, 5,728.45 and 2,557.04

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Solution

The fourth proportional to 4,150.98, 5,728.45 and 2,557.04 is: 3,528.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.98 : 5,728.45 = 2,557.04 : x
  2. Step 2: Convert to fraction form
    4,150.98/5,728.45 = 2,557.04/x
  3. Step 3: Cross multiply
    4,150.98x = 5,728.45 × 2,557.04
  4. Step 4: Simplify right side
    4,150.98x = 14,647,875.79
  5. Step 5: Solve for x
    x = 14,647,875.79/4,150.98
  6. Step 6: Final answer
    x = 3,528.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.