Home / 2,500.52-3,750.35-1,039.28

Finding the Fourth Proportional to 2,500.52, 3,750.35 and 1,039.28

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Solution

The fourth proportional to 2,500.52, 3,750.35 and 1,039.28 is: 1,558.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.52 : 3,750.35 = 1,039.28 : x
  2. Step 2: Convert to fraction form
    2,500.52/3,750.35 = 1,039.28/x
  3. Step 3: Cross multiply
    2,500.52x = 3,750.35 × 1,039.28
  4. Step 4: Simplify right side
    2,500.52x = 3,897,639.80
  5. Step 5: Solve for x
    x = 3,897,639.80/2,500.52
  6. Step 6: Final answer
    x = 1,558.73

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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.