Home / 10,200.06-15,287.13-5,577.66

Finding the Fourth Proportional to 10,200.06, 15,287.13 and 5,577.66

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Solution

The fourth proportional to 10,200.06, 15,287.13 and 5,577.66 is: 8,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.06 : 15,287.13 = 5,577.66 : x
  2. Step 2: Convert to fraction form
    10,200.06/15,287.13 = 5,577.66/x
  3. Step 3: Cross multiply
    10,200.06x = 15,287.13 × 5,577.66
  4. Step 4: Simplify right side
    10,200.06x = 85,266,413.52
  5. Step 5: Solve for x
    x = 85,266,413.52/10,200.06
  6. Step 6: Final answer
    x = 8,359.40

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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.