Home / 8,842.18-12,204.36-5,304.64

Finding the Fourth Proportional to 8,842.18, 12,204.36 and 5,304.64

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Solution

The fourth proportional to 8,842.18, 12,204.36 and 5,304.64 is: 7,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.18 : 12,204.36 = 5,304.64 : x
  2. Step 2: Convert to fraction form
    8,842.18/12,204.36 = 5,304.64/x
  3. Step 3: Cross multiply
    8,842.18x = 12,204.36 × 5,304.64
  4. Step 4: Simplify right side
    8,842.18x = 64,739,736.23
  5. Step 5: Solve for x
    x = 64,739,736.23/8,842.18
  6. Step 6: Final answer
    x = 7,321.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.