Home / 5,134.24-7,083.40-3,144.08

Finding the Fourth Proportional to 5,134.24, 7,083.40 and 3,144.08

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Solution

The fourth proportional to 5,134.24, 7,083.40 and 3,144.08 is: 4,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.24 : 7,083.40 = 3,144.08 : x
  2. Step 2: Convert to fraction form
    5,134.24/7,083.40 = 3,144.08/x
  3. Step 3: Cross multiply
    5,134.24x = 7,083.40 × 3,144.08
  4. Step 4: Simplify right side
    5,134.24x = 22,270,776.27
  5. Step 5: Solve for x
    x = 22,270,776.27/5,134.24
  6. Step 6: Final answer
    x = 4,337.70

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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.