Home / 5,244.31-7,237.17-2,886.53

Finding the Fourth Proportional to 5,244.31, 7,237.17 and 2,886.53

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Solution

The fourth proportional to 5,244.31, 7,237.17 and 2,886.53 is: 3,983.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.31 : 7,237.17 = 2,886.53 : x
  2. Step 2: Convert to fraction form
    5,244.31/7,237.17 = 2,886.53/x
  3. Step 3: Cross multiply
    5,244.31x = 7,237.17 × 2,886.53
  4. Step 4: Simplify right side
    5,244.31x = 20,890,293.89
  5. Step 5: Solve for x
    x = 20,890,293.89/5,244.31
  6. Step 6: Final answer
    x = 3,983.42

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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.