Home / 5,406.30-7,459.56-3,282.95

Finding the Fourth Proportional to 5,406.30, 7,459.56 and 3,282.95

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Solution

The fourth proportional to 5,406.30, 7,459.56 and 3,282.95 is: 4,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.30 : 7,459.56 = 3,282.95 : x
  2. Step 2: Convert to fraction form
    5,406.30/7,459.56 = 3,282.95/x
  3. Step 3: Cross multiply
    5,406.30x = 7,459.56 × 3,282.95
  4. Step 4: Simplify right side
    5,406.30x = 24,489,325.20
  5. Step 5: Solve for x
    x = 24,489,325.20/5,406.30
  6. Step 6: Final answer
    x = 4,529.78

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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.