Home / 4,375.38-6,558.51-1,909.54

Finding the Fourth Proportional to 4,375.38, 6,558.51 and 1,909.54

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Solution

The fourth proportional to 4,375.38, 6,558.51 and 1,909.54 is: 2,862.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.38 : 6,558.51 = 1,909.54 : x
  2. Step 2: Convert to fraction form
    4,375.38/6,558.51 = 1,909.54/x
  3. Step 3: Cross multiply
    4,375.38x = 6,558.51 × 1,909.54
  4. Step 4: Simplify right side
    4,375.38x = 12,523,737.19
  5. Step 5: Solve for x
    x = 12,523,737.19/4,375.38
  6. Step 6: Final answer
    x = 2,862.32

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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.