Home / 5,044.12-7,565.10-2,121.64

Finding the Fourth Proportional to 5,044.12, 7,565.10 and 2,121.64

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Solution

The fourth proportional to 5,044.12, 7,565.10 and 2,121.64 is: 3,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,044.12 : 7,565.10 = 2,121.64 : x
  2. Step 2: Convert to fraction form
    5,044.12/7,565.10 = 2,121.64/x
  3. Step 3: Cross multiply
    5,044.12x = 7,565.10 × 2,121.64
  4. Step 4: Simplify right side
    5,044.12x = 16,050,418.76
  5. Step 5: Solve for x
    x = 16,050,418.76/5,044.12
  6. Step 6: Final answer
    x = 3,182.01

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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.