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Finding the Fourth Proportional to 5,875.04, 8,819.04 and 3,412.64

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Solution

The fourth proportional to 5,875.04, 8,819.04 and 3,412.64 is: 5,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.04 : 8,819.04 = 3,412.64 : x
  2. Step 2: Convert to fraction form
    5,875.04/8,819.04 = 3,412.64/x
  3. Step 3: Cross multiply
    5,875.04x = 8,819.04 × 3,412.64
  4. Step 4: Simplify right side
    5,875.04x = 30,096,208.67
  5. Step 5: Solve for x
    x = 30,096,208.67/5,875.04
  6. Step 6: Final answer
    x = 5,122.72

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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.