Home / 8,247.86-11,373.52-5,732.81

Finding the Fourth Proportional to 8,247.86, 11,373.52 and 5,732.81

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Solution

The fourth proportional to 8,247.86, 11,373.52 and 5,732.81 is: 7,905.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.86 : 11,373.52 = 5,732.81 : x
  2. Step 2: Convert to fraction form
    8,247.86/11,373.52 = 5,732.81/x
  3. Step 3: Cross multiply
    8,247.86x = 11,373.52 × 5,732.81
  4. Step 4: Simplify right side
    8,247.86x = 65,202,200.53
  5. Step 5: Solve for x
    x = 65,202,200.53/8,247.86
  6. Step 6: Final answer
    x = 7,905.35

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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.