Home / 8,669.96-11,964.52-4,691.06

Finding the Fourth Proportional to 8,669.96, 11,964.52 and 4,691.06

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Solution

The fourth proportional to 8,669.96, 11,964.52 and 4,691.06 is: 6,473.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.96 : 11,964.52 = 4,691.06 : x
  2. Step 2: Convert to fraction form
    8,669.96/11,964.52 = 4,691.06/x
  3. Step 3: Cross multiply
    8,669.96x = 11,964.52 × 4,691.06
  4. Step 4: Simplify right side
    8,669.96x = 56,126,281.19
  5. Step 5: Solve for x
    x = 56,126,281.19/8,669.96
  6. Step 6: Final answer
    x = 6,473.65

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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.