Home / 7,729.28-11,595.72-2,534.84

Finding the Fourth Proportional to 7,729.28, 11,595.72 and 2,534.84

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Solution

The fourth proportional to 7,729.28, 11,595.72 and 2,534.84 is: 3,802.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.28 : 11,595.72 = 2,534.84 : x
  2. Step 2: Convert to fraction form
    7,729.28/11,595.72 = 2,534.84/x
  3. Step 3: Cross multiply
    7,729.28x = 11,595.72 × 2,534.84
  4. Step 4: Simplify right side
    7,729.28x = 29,393,294.88
  5. Step 5: Solve for x
    x = 29,393,294.88/7,729.28
  6. Step 6: Final answer
    x = 3,802.85

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1.5x scale

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.