Home / 9,214.70-12,716.33-5,237.15

Finding the Fourth Proportional to 9,214.70, 12,716.33 and 5,237.15

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Solution

The fourth proportional to 9,214.70, 12,716.33 and 5,237.15 is: 7,227.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.70 : 12,716.33 = 5,237.15 : x
  2. Step 2: Convert to fraction form
    9,214.70/12,716.33 = 5,237.15/x
  3. Step 3: Cross multiply
    9,214.70x = 12,716.33 × 5,237.15
  4. Step 4: Simplify right side
    9,214.70x = 66,597,237.89
  5. Step 5: Solve for x
    x = 66,597,237.89/9,214.70
  6. Step 6: Final answer
    x = 7,227.29

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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.