Home / 8,708.13-13,060.45-4,263.88

Finding the Fourth Proportional to 8,708.13, 13,060.45 and 4,263.88

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Solution

The fourth proportional to 8,708.13, 13,060.45 and 4,263.88 is: 6,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.13 : 13,060.45 = 4,263.88 : x
  2. Step 2: Convert to fraction form
    8,708.13/13,060.45 = 4,263.88/x
  3. Step 3: Cross multiply
    8,708.13x = 13,060.45 × 4,263.88
  4. Step 4: Simplify right side
    8,708.13x = 55,688,180.89
  5. Step 5: Solve for x
    x = 55,688,180.89/8,708.13
  6. Step 6: Final answer
    x = 6,394.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.