Home / 8,247.66-11,383.86-4,712.95

Finding the Fourth Proportional to 8,247.66, 11,383.86 and 4,712.95

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Solution

The fourth proportional to 8,247.66, 11,383.86 and 4,712.95 is: 6,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.66 : 11,383.86 = 4,712.95 : x
  2. Step 2: Convert to fraction form
    8,247.66/11,383.86 = 4,712.95/x
  3. Step 3: Cross multiply
    8,247.66x = 11,383.86 × 4,712.95
  4. Step 4: Simplify right side
    8,247.66x = 53,651,562.99
  5. Step 5: Solve for x
    x = 53,651,562.99/8,247.66
  6. Step 6: Final answer
    x = 6,505.06

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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.