Home / 5,398.30-8,098.60-3,059.40

Finding the Fourth Proportional to 5,398.30, 8,098.60 and 3,059.40

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Solution

The fourth proportional to 5,398.30, 8,098.60 and 3,059.40 is: 4,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.30 : 8,098.60 = 3,059.40 : x
  2. Step 2: Convert to fraction form
    5,398.30/8,098.60 = 3,059.40/x
  3. Step 3: Cross multiply
    5,398.30x = 8,098.60 × 3,059.40
  4. Step 4: Simplify right side
    5,398.30x = 24,776,856.84
  5. Step 5: Solve for x
    x = 24,776,856.84/5,398.30
  6. Step 6: Final answer
    x = 4,589.75

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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.