Home / 3,291.46-4,932.53-2,547.61

Finding the Fourth Proportional to 3,291.46, 4,932.53 and 2,547.61

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Solution

The fourth proportional to 3,291.46, 4,932.53 and 2,547.61 is: 3,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.46 : 4,932.53 = 2,547.61 : x
  2. Step 2: Convert to fraction form
    3,291.46/4,932.53 = 2,547.61/x
  3. Step 3: Cross multiply
    3,291.46x = 4,932.53 × 2,547.61
  4. Step 4: Simplify right side
    3,291.46x = 12,566,161.11
  5. Step 5: Solve for x
    x = 12,566,161.11/3,291.46
  6. Step 6: Final answer
    x = 3,817.81

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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.