Home / 3,753.02-5,627.60-2,109.12

Finding the Fourth Proportional to 3,753.02, 5,627.60 and 2,109.12

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Solution

The fourth proportional to 3,753.02, 5,627.60 and 2,109.12 is: 3,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.02 : 5,627.60 = 2,109.12 : x
  2. Step 2: Convert to fraction form
    3,753.02/5,627.60 = 2,109.12/x
  3. Step 3: Cross multiply
    3,753.02x = 5,627.60 × 2,109.12
  4. Step 4: Simplify right side
    3,753.02x = 11,869,283.71
  5. Step 5: Solve for x
    x = 11,869,283.71/3,753.02
  6. Step 6: Final answer
    x = 3,162.60

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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.