Home / 10,740.28-16,115.01-5,813.41

Finding the Fourth Proportional to 10,740.28, 16,115.01 and 5,813.41

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Solution

The fourth proportional to 10,740.28, 16,115.01 and 5,813.41 is: 8,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.28 : 16,115.01 = 5,813.41 : x
  2. Step 2: Convert to fraction form
    10,740.28/16,115.01 = 5,813.41/x
  3. Step 3: Cross multiply
    10,740.28x = 16,115.01 × 5,813.41
  4. Step 4: Simplify right side
    10,740.28x = 93,683,098.20
  5. Step 5: Solve for x
    x = 93,683,098.20/10,740.28
  6. Step 6: Final answer
    x = 8,722.60

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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.