Home / 10,390.74-15,589-6,000.18

Finding the Fourth Proportional to 10,390.74, 15,589 and 6,000.18

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Solution

The fourth proportional to 10,390.74, 15,589 and 6,000.18 is: 9,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390.74 : 15,589 = 6,000.18 : x
  2. Step 2: Convert to fraction form
    10,390.74/15,589 = 6,000.18/x
  3. Step 3: Cross multiply
    10,390.74x = 15,589 × 6,000.18
  4. Step 4: Simplify right side
    10,390.74x = 93,536,806.02
  5. Step 5: Solve for x
    x = 93,536,806.02/10,390.74
  6. Step 6: Final answer
    x = 9,001.94

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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.