Home / 7,125.54-10,686.48-3,373.62

Finding the Fourth Proportional to 7,125.54, 10,686.48 and 3,373.62

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Solution

The fourth proportional to 7,125.54, 10,686.48 and 3,373.62 is: 5,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.54 : 10,686.48 = 3,373.62 : x
  2. Step 2: Convert to fraction form
    7,125.54/10,686.48 = 3,373.62/x
  3. Step 3: Cross multiply
    7,125.54x = 10,686.48 × 3,373.62
  4. Step 4: Simplify right side
    7,125.54x = 36,052,122.66
  5. Step 5: Solve for x
    x = 36,052,122.66/7,125.54
  6. Step 6: Final answer
    x = 5,059.56

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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.