Home / 5,169.12-7,133.76-3,044.76

Finding the Fourth Proportional to 5,169.12, 7,133.76 and 3,044.76

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Solution

The fourth proportional to 5,169.12, 7,133.76 and 3,044.76 is: 4,201.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.12 : 7,133.76 = 3,044.76 : x
  2. Step 2: Convert to fraction form
    5,169.12/7,133.76 = 3,044.76/x
  3. Step 3: Cross multiply
    5,169.12x = 7,133.76 × 3,044.76
  4. Step 4: Simplify right side
    5,169.12x = 21,720,587.10
  5. Step 5: Solve for x
    x = 21,720,587.10/5,169.12
  6. Step 6: Final answer
    x = 4,201.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.