Home / 8,995.74-12,414.20-5,017.12

Finding the Fourth Proportional to 8,995.74, 12,414.20 and 5,017.12

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Solution

The fourth proportional to 8,995.74, 12,414.20 and 5,017.12 is: 6,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.74 : 12,414.20 = 5,017.12 : x
  2. Step 2: Convert to fraction form
    8,995.74/12,414.20 = 5,017.12/x
  3. Step 3: Cross multiply
    8,995.74x = 12,414.20 × 5,017.12
  4. Step 4: Simplify right side
    8,995.74x = 62,283,531.10
  5. Step 5: Solve for x
    x = 62,283,531.10/8,995.74
  6. Step 6: Final answer
    x = 6,923.67

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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.