Home / 8,242.12-11,373.69-4,705.66

Finding the Fourth Proportional to 8,242.12, 11,373.69 and 4,705.66

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Solution

The fourth proportional to 8,242.12, 11,373.69 and 4,705.66 is: 6,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.12 : 11,373.69 = 4,705.66 : x
  2. Step 2: Convert to fraction form
    8,242.12/11,373.69 = 4,705.66/x
  3. Step 3: Cross multiply
    8,242.12x = 11,373.69 × 4,705.66
  4. Step 4: Simplify right side
    8,242.12x = 53,520,718.09
  5. Step 5: Solve for x
    x = 53,520,718.09/8,242.12
  6. Step 6: Final answer
    x = 6,493.56

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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.