Home / 9,577.28-13,215.12-5,799.80

Finding the Fourth Proportional to 9,577.28, 13,215.12 and 5,799.80

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Solution

The fourth proportional to 9,577.28, 13,215.12 and 5,799.80 is: 8,002.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,577.28 : 13,215.12 = 5,799.80 : x
  2. Step 2: Convert to fraction form
    9,577.28/13,215.12 = 5,799.80/x
  3. Step 3: Cross multiply
    9,577.28x = 13,215.12 × 5,799.80
  4. Step 4: Simplify right side
    9,577.28x = 76,645,052.98
  5. Step 5: Solve for x
    x = 76,645,052.98/9,577.28
  6. Step 6: Final answer
    x = 8,002.80

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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.