Home / 8,009.59-12,013.33-2,387.16

Finding the Fourth Proportional to 8,009.59, 12,013.33 and 2,387.16

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Solution

The fourth proportional to 8,009.59, 12,013.33 and 2,387.16 is: 3,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.59 : 12,013.33 = 2,387.16 : x
  2. Step 2: Convert to fraction form
    8,009.59/12,013.33 = 2,387.16/x
  3. Step 3: Cross multiply
    8,009.59x = 12,013.33 × 2,387.16
  4. Step 4: Simplify right side
    8,009.59x = 28,677,740.84
  5. Step 5: Solve for x
    x = 28,677,740.84/8,009.59
  6. Step 6: Final answer
    x = 3,580.43

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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.