Home / 3,765.02-5,637.10-2,837.78

Finding the Fourth Proportional to 3,765.02, 5,637.10 and 2,837.78

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Solution

The fourth proportional to 3,765.02, 5,637.10 and 2,837.78 is: 4,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.02 : 5,637.10 = 2,837.78 : x
  2. Step 2: Convert to fraction form
    3,765.02/5,637.10 = 2,837.78/x
  3. Step 3: Cross multiply
    3,765.02x = 5,637.10 × 2,837.78
  4. Step 4: Simplify right side
    3,765.02x = 15,996,849.64
  5. Step 5: Solve for x
    x = 15,996,849.64/3,765.02
  6. Step 6: Final answer
    x = 4,248.81

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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.