Home / 8,042.22-12,062.40-2,199.30

Finding the Fourth Proportional to 8,042.22, 12,062.40 and 2,199.30

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Solution

The fourth proportional to 8,042.22, 12,062.40 and 2,199.30 is: 3,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.22 : 12,062.40 = 2,199.30 : x
  2. Step 2: Convert to fraction form
    8,042.22/12,062.40 = 2,199.30/x
  3. Step 3: Cross multiply
    8,042.22x = 12,062.40 × 2,199.30
  4. Step 4: Simplify right side
    8,042.22x = 26,528,836.32
  5. Step 5: Solve for x
    x = 26,528,836.32/8,042.22
  6. Step 6: Final answer
    x = 3,298.70

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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.