Home / 5,125.55-7,691.67-4,707.29

Finding the Fourth Proportional to 5,125.55, 7,691.67 and 4,707.29

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Solution

The fourth proportional to 5,125.55, 7,691.67 and 4,707.29 is: 7,064.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.55 : 7,691.67 = 4,707.29 : x
  2. Step 2: Convert to fraction form
    5,125.55/7,691.67 = 4,707.29/x
  3. Step 3: Cross multiply
    5,125.55x = 7,691.67 × 4,707.29
  4. Step 4: Simplify right side
    5,125.55x = 36,206,940.50
  5. Step 5: Solve for x
    x = 36,206,940.50/5,125.55
  6. Step 6: Final answer
    x = 7,064.02

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1.5x scale

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.