Home / 4,374.38-6,557.01-1,908.54

Finding the Fourth Proportional to 4,374.38, 6,557.01 and 1,908.54

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Solution

The fourth proportional to 4,374.38, 6,557.01 and 1,908.54 is: 2,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.38 : 6,557.01 = 1,908.54 : x
  2. Step 2: Convert to fraction form
    4,374.38/6,557.01 = 1,908.54/x
  3. Step 3: Cross multiply
    4,374.38x = 6,557.01 × 1,908.54
  4. Step 4: Simplify right side
    4,374.38x = 12,514,315.87
  5. Step 5: Solve for x
    x = 12,514,315.87/4,374.38
  6. Step 6: Final answer
    x = 2,860.82

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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.