Home / 5,037.90-7,549.14-2,114.61

Finding the Fourth Proportional to 5,037.90, 7,549.14 and 2,114.61

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Solution

The fourth proportional to 5,037.90, 7,549.14 and 2,114.61 is: 3,168.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.90 : 7,549.14 = 2,114.61 : x
  2. Step 2: Convert to fraction form
    5,037.90/7,549.14 = 2,114.61/x
  3. Step 3: Cross multiply
    5,037.90x = 7,549.14 × 2,114.61
  4. Step 4: Simplify right side
    5,037.90x = 15,963,486.94
  5. Step 5: Solve for x
    x = 15,963,486.94/5,037.90
  6. Step 6: Final answer
    x = 3,168.68

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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.