Home / 8,017.19-12,028.20-5,681.71

Finding the Fourth Proportional to 8,017.19, 12,028.20 and 5,681.71

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Solution

The fourth proportional to 8,017.19, 12,028.20 and 5,681.71 is: 8,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017.19 : 12,028.20 = 5,681.71 : x
  2. Step 2: Convert to fraction form
    8,017.19/12,028.20 = 5,681.71/x
  3. Step 3: Cross multiply
    8,017.19x = 12,028.20 × 5,681.71
  4. Step 4: Simplify right side
    8,017.19x = 68,340,684.08
  5. Step 5: Solve for x
    x = 68,340,684.08/8,017.19
  6. Step 6: Final answer
    x = 8,524.27

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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.