Home / 8,788.28-12,118.61-5,800.19

Finding the Fourth Proportional to 8,788.28, 12,118.61 and 5,800.19

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Solution

The fourth proportional to 8,788.28, 12,118.61 and 5,800.19 is: 7,998.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788.28 : 12,118.61 = 5,800.19 : x
  2. Step 2: Convert to fraction form
    8,788.28/12,118.61 = 5,800.19/x
  3. Step 3: Cross multiply
    8,788.28x = 12,118.61 × 5,800.19
  4. Step 4: Simplify right side
    8,788.28x = 70,290,194.44
  5. Step 5: Solve for x
    x = 70,290,194.44/8,788.28
  6. Step 6: Final answer
    x = 7,998.18

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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.