Home / 7,127.24-10,695.44-3,842.62

Finding the Fourth Proportional to 7,127.24, 10,695.44 and 3,842.62

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Solution

The fourth proportional to 7,127.24, 10,695.44 and 3,842.62 is: 5,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127.24 : 10,695.44 = 3,842.62 : x
  2. Step 2: Convert to fraction form
    7,127.24/10,695.44 = 3,842.62/x
  3. Step 3: Cross multiply
    7,127.24x = 10,695.44 × 3,842.62
  4. Step 4: Simplify right side
    7,127.24x = 41,098,494.52
  5. Step 5: Solve for x
    x = 41,098,494.52/7,127.24
  6. Step 6: Final answer
    x = 5,766.40

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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.