Home / 5,146.12-7,717.65-2,184.52

Finding the Fourth Proportional to 5,146.12, 7,717.65 and 2,184.52

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Solution

The fourth proportional to 5,146.12, 7,717.65 and 2,184.52 is: 3,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.12 : 7,717.65 = 2,184.52 : x
  2. Step 2: Convert to fraction form
    5,146.12/7,717.65 = 2,184.52/x
  3. Step 3: Cross multiply
    5,146.12x = 7,717.65 × 2,184.52
  4. Step 4: Simplify right side
    5,146.12x = 16,859,349.86
  5. Step 5: Solve for x
    x = 16,859,349.86/5,146.12
  6. Step 6: Final answer
    x = 3,276.13

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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.