Home / 4,925.38-7,385-1,637.62

Finding the Fourth Proportional to 4,925.38, 7,385 and 1,637.62

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Solution

The fourth proportional to 4,925.38, 7,385 and 1,637.62 is: 2,455.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.38 : 7,385 = 1,637.62 : x
  2. Step 2: Convert to fraction form
    4,925.38/7,385 = 1,637.62/x
  3. Step 3: Cross multiply
    4,925.38x = 7,385 × 1,637.62
  4. Step 4: Simplify right side
    4,925.38x = 12,093,823.70
  5. Step 5: Solve for x
    x = 12,093,823.70/4,925.38
  6. Step 6: Final answer
    x = 2,455.41

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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.