Home / 5,240.70-7,236.54-4,680.18

Finding the Fourth Proportional to 5,240.70, 7,236.54 and 4,680.18

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Solution

The fourth proportional to 5,240.70, 7,236.54 and 4,680.18 is: 6,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.70 : 7,236.54 = 4,680.18 : x
  2. Step 2: Convert to fraction form
    5,240.70/7,236.54 = 4,680.18/x
  3. Step 3: Cross multiply
    5,240.70x = 7,236.54 × 4,680.18
  4. Step 4: Simplify right side
    5,240.70x = 33,868,309.78
  5. Step 5: Solve for x
    x = 33,868,309.78/5,240.70
  6. Step 6: Final answer
    x = 6,462.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.