Home / 8,009.28-12,011.61-3,010.10

Finding the Fourth Proportional to 8,009.28, 12,011.61 and 3,010.10

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Solution

The fourth proportional to 8,009.28, 12,011.61 and 3,010.10 is: 4,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.28 : 12,011.61 = 3,010.10 : x
  2. Step 2: Convert to fraction form
    8,009.28/12,011.61 = 3,010.10/x
  3. Step 3: Cross multiply
    8,009.28x = 12,011.61 × 3,010.10
  4. Step 4: Simplify right side
    8,009.28x = 36,156,132.21
  5. Step 5: Solve for x
    x = 36,156,132.21/8,009.28
  6. Step 6: Final answer
    x = 4,514.28

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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.