Home / 8,104.29-12,157.96-5,582.03

Finding the Fourth Proportional to 8,104.29, 12,157.96 and 5,582.03

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Solution

The fourth proportional to 8,104.29, 12,157.96 and 5,582.03 is: 8,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.29 : 12,157.96 = 5,582.03 : x
  2. Step 2: Convert to fraction form
    8,104.29/12,157.96 = 5,582.03/x
  3. Step 3: Cross multiply
    8,104.29x = 12,157.96 × 5,582.03
  4. Step 4: Simplify right side
    8,104.29x = 67,866,097.46
  5. Step 5: Solve for x
    x = 67,866,097.46/8,104.29
  6. Step 6: Final answer
    x = 8,374.10

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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.