Home / 1,060.28-1,587.06-1,019.96

Finding the Fourth Proportional to 1,060.28, 1,587.06 and 1,019.96

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Solution

The fourth proportional to 1,060.28, 1,587.06 and 1,019.96 is: 1,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060.28 : 1,587.06 = 1,019.96 : x
  2. Step 2: Convert to fraction form
    1,060.28/1,587.06 = 1,019.96/x
  3. Step 3: Cross multiply
    1,060.28x = 1,587.06 × 1,019.96
  4. Step 4: Simplify right side
    1,060.28x = 1,618,737.72
  5. Step 5: Solve for x
    x = 1,618,737.72/1,060.28
  6. Step 6: Final answer
    x = 1,526.71

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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.