Home / 10,688.15-16,033.51-4,452.37

Finding the Fourth Proportional to 10,688.15, 16,033.51 and 4,452.37

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Solution

The fourth proportional to 10,688.15, 16,033.51 and 4,452.37 is: 6,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.15 : 16,033.51 = 4,452.37 : x
  2. Step 2: Convert to fraction form
    10,688.15/16,033.51 = 4,452.37/x
  3. Step 3: Cross multiply
    10,688.15x = 16,033.51 × 4,452.37
  4. Step 4: Simplify right side
    10,688.15x = 71,387,084.40
  5. Step 5: Solve for x
    x = 71,387,084.40/10,688.15
  6. Step 6: Final answer
    x = 6,679.09

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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.