Home / 8,229.02-12,343.80-2,962.40

Finding the Fourth Proportional to 8,229.02, 12,343.80 and 2,962.40

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Solution

The fourth proportional to 8,229.02, 12,343.80 and 2,962.40 is: 4,443.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.02 : 12,343.80 = 2,962.40 : x
  2. Step 2: Convert to fraction form
    8,229.02/12,343.80 = 2,962.40/x
  3. Step 3: Cross multiply
    8,229.02x = 12,343.80 × 2,962.40
  4. Step 4: Simplify right side
    8,229.02x = 36,567,273.12
  5. Step 5: Solve for x
    x = 36,567,273.12/8,229.02
  6. Step 6: Final answer
    x = 4,443.70

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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.