Home / 7,505.28-11,258.15-2,574.85

Finding the Fourth Proportional to 7,505.28, 11,258.15 and 2,574.85

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Solution

The fourth proportional to 7,505.28, 11,258.15 and 2,574.85 is: 3,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.28 : 11,258.15 = 2,574.85 : x
  2. Step 2: Convert to fraction form
    7,505.28/11,258.15 = 2,574.85/x
  3. Step 3: Cross multiply
    7,505.28x = 11,258.15 × 2,574.85
  4. Step 4: Simplify right side
    7,505.28x = 28,988,058.38
  5. Step 5: Solve for x
    x = 28,988,058.38/7,505.28
  6. Step 6: Final answer
    x = 3,862.36

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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.