Home / 10,589.47-15,878.12-4,011.46

Finding the Fourth Proportional to 10,589.47, 15,878.12 and 4,011.46

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Solution

The fourth proportional to 10,589.47, 15,878.12 and 4,011.46 is: 6,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.47 : 15,878.12 = 4,011.46 : x
  2. Step 2: Convert to fraction form
    10,589.47/15,878.12 = 4,011.46/x
  3. Step 3: Cross multiply
    10,589.47x = 15,878.12 × 4,011.46
  4. Step 4: Simplify right side
    10,589.47x = 63,694,413.59
  5. Step 5: Solve for x
    x = 63,694,413.59/10,589.47
  6. Step 6: Final answer
    x = 6,014.88

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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.