Home / 8,012.60-12,013.14-3,568.04

Finding the Fourth Proportional to 8,012.60, 12,013.14 and 3,568.04

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Solution

The fourth proportional to 8,012.60, 12,013.14 and 3,568.04 is: 5,349.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.60 : 12,013.14 = 3,568.04 : x
  2. Step 2: Convert to fraction form
    8,012.60/12,013.14 = 3,568.04/x
  3. Step 3: Cross multiply
    8,012.60x = 12,013.14 × 3,568.04
  4. Step 4: Simplify right side
    8,012.60x = 42,863,364.05
  5. Step 5: Solve for x
    x = 42,863,364.05/8,012.60
  6. Step 6: Final answer
    x = 5,349.50

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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.