Home / 8,989.41-13,488.67-6,061.56

Finding the Fourth Proportional to 8,989.41, 13,488.67 and 6,061.56

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Solution

The fourth proportional to 8,989.41, 13,488.67 and 6,061.56 is: 9,095.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989.41 : 13,488.67 = 6,061.56 : x
  2. Step 2: Convert to fraction form
    8,989.41/13,488.67 = 6,061.56/x
  3. Step 3: Cross multiply
    8,989.41x = 13,488.67 × 6,061.56
  4. Step 4: Simplify right side
    8,989.41x = 81,762,382.53
  5. Step 5: Solve for x
    x = 81,762,382.53/8,989.41
  6. Step 6: Final answer
    x = 9,095.41

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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.