Home / 8,304.16-11,459.20-5,116.80

Finding the Fourth Proportional to 8,304.16, 11,459.20 and 5,116.80

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Solution

The fourth proportional to 8,304.16, 11,459.20 and 5,116.80 is: 7,060.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.16 : 11,459.20 = 5,116.80 : x
  2. Step 2: Convert to fraction form
    8,304.16/11,459.20 = 5,116.80/x
  3. Step 3: Cross multiply
    8,304.16x = 11,459.20 × 5,116.80
  4. Step 4: Simplify right side
    8,304.16x = 58,634,434.56
  5. Step 5: Solve for x
    x = 58,634,434.56/8,304.16
  6. Step 6: Final answer
    x = 7,060.85

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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.