Home / 11,373.13-15,693.78-6,337.15

Finding the Fourth Proportional to 11,373.13, 15,693.78 and 6,337.15

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Solution

The fourth proportional to 11,373.13, 15,693.78 and 6,337.15 is: 8,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.13 : 15,693.78 = 6,337.15 : x
  2. Step 2: Convert to fraction form
    11,373.13/15,693.78 = 6,337.15/x
  3. Step 3: Cross multiply
    11,373.13x = 15,693.78 × 6,337.15
  4. Step 4: Simplify right side
    11,373.13x = 99,453,837.93
  5. Step 5: Solve for x
    x = 99,453,837.93/11,373.13
  6. Step 6: Final answer
    x = 8,744.63

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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.