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Finding the Fourth Proportional to 5,904.96, 8,842.80 and 3,432.30

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Solution

The fourth proportional to 5,904.96, 8,842.80 and 3,432.30 is: 5,139.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.96 : 8,842.80 = 3,432.30 : x
  2. Step 2: Convert to fraction form
    5,904.96/8,842.80 = 3,432.30/x
  3. Step 3: Cross multiply
    5,904.96x = 8,842.80 × 3,432.30
  4. Step 4: Simplify right side
    5,904.96x = 30,351,142.44
  5. Step 5: Solve for x
    x = 30,351,142.44/5,904.96
  6. Step 6: Final answer
    x = 5,139.94

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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.