Home / 4,152.59-6,230.55-1,687.61

Finding the Fourth Proportional to 4,152.59, 6,230.55 and 1,687.61

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Solution

The fourth proportional to 4,152.59, 6,230.55 and 1,687.61 is: 2,532.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.59 : 6,230.55 = 1,687.61 : x
  2. Step 2: Convert to fraction form
    4,152.59/6,230.55 = 1,687.61/x
  3. Step 3: Cross multiply
    4,152.59x = 6,230.55 × 1,687.61
  4. Step 4: Simplify right side
    4,152.59x = 10,514,703.11
  5. Step 5: Solve for x
    x = 10,514,703.11/4,152.59
  6. Step 6: Final answer
    x = 2,532.08

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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.