Home / 5,125.55-7,693.58-2,659.70

Finding the Fourth Proportional to 5,125.55, 7,693.58 and 2,659.70

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Solution

The fourth proportional to 5,125.55, 7,693.58 and 2,659.70 is: 3,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.55 : 7,693.58 = 2,659.70 : x
  2. Step 2: Convert to fraction form
    5,125.55/7,693.58 = 2,659.70/x
  3. Step 3: Cross multiply
    5,125.55x = 7,693.58 × 2,659.70
  4. Step 4: Simplify right side
    5,125.55x = 20,462,640.61
  5. Step 5: Solve for x
    x = 20,462,640.61/5,125.55
  6. Step 6: Final answer
    x = 3,992.29

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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.