Home / 4,154.60-6,233.55-1,689.61

Finding the Fourth Proportional to 4,154.60, 6,233.55 and 1,689.61

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Solution

The fourth proportional to 4,154.60, 6,233.55 and 1,689.61 is: 2,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.60 : 6,233.55 = 1,689.61 : x
  2. Step 2: Convert to fraction form
    4,154.60/6,233.55 = 1,689.61/x
  3. Step 3: Cross multiply
    4,154.60x = 6,233.55 × 1,689.61
  4. Step 4: Simplify right side
    4,154.60x = 10,532,268.42
  5. Step 5: Solve for x
    x = 10,532,268.42/4,154.60
  6. Step 6: Final answer
    x = 2,535.09

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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.