Home / 5,609.28-8,426.18-4,821.96

Finding the Fourth Proportional to 5,609.28, 8,426.18 and 4,821.96

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Solution

The fourth proportional to 5,609.28, 8,426.18 and 4,821.96 is: 7,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.28 : 8,426.18 = 4,821.96 : x
  2. Step 2: Convert to fraction form
    5,609.28/8,426.18 = 4,821.96/x
  3. Step 3: Cross multiply
    5,609.28x = 8,426.18 × 4,821.96
  4. Step 4: Simplify right side
    5,609.28x = 40,630,702.91
  5. Step 5: Solve for x
    x = 40,630,702.91/5,609.28
  6. Step 6: Final answer
    x = 7,243.48

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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.