Home / 8,829.20-13,248.66-5,368.88

Finding the Fourth Proportional to 8,829.20, 13,248.66 and 5,368.88

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Solution

The fourth proportional to 8,829.20, 13,248.66 and 5,368.88 is: 8,056.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.20 : 13,248.66 = 5,368.88 : x
  2. Step 2: Convert to fraction form
    8,829.20/13,248.66 = 5,368.88/x
  3. Step 3: Cross multiply
    8,829.20x = 13,248.66 × 5,368.88
  4. Step 4: Simplify right side
    8,829.20x = 71,130,399.46
  5. Step 5: Solve for x
    x = 71,130,399.46/8,829.20
  6. Step 6: Final answer
    x = 8,056.27

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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.