Home / 10,118.17-13,963.20-5,869.41

Finding the Fourth Proportional to 10,118.17, 13,963.20 and 5,869.41

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Solution

The fourth proportional to 10,118.17, 13,963.20 and 5,869.41 is: 8,099.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.17 : 13,963.20 = 5,869.41 : x
  2. Step 2: Convert to fraction form
    10,118.17/13,963.20 = 5,869.41/x
  3. Step 3: Cross multiply
    10,118.17x = 13,963.20 × 5,869.41
  4. Step 4: Simplify right side
    10,118.17x = 81,955,745.71
  5. Step 5: Solve for x
    x = 81,955,745.71/10,118.17
  6. Step 6: Final answer
    x = 8,099.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.