Home / 10,132.13-13,983.96-5,940.38

Finding the Fourth Proportional to 10,132.13, 13,983.96 and 5,940.38

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Solution

The fourth proportional to 10,132.13, 13,983.96 and 5,940.38 is: 8,198.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.13 : 13,983.96 = 5,940.38 : x
  2. Step 2: Convert to fraction form
    10,132.13/13,983.96 = 5,940.38/x
  3. Step 3: Cross multiply
    10,132.13x = 13,983.96 × 5,940.38
  4. Step 4: Simplify right side
    10,132.13x = 83,069,966.39
  5. Step 5: Solve for x
    x = 83,069,966.39/10,132.13
  6. Step 6: Final answer
    x = 8,198.67

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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.