Home / 3,655.47-5,045.18-2,083.53

Finding the Fourth Proportional to 3,655.47, 5,045.18 and 2,083.53

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Solution

The fourth proportional to 3,655.47, 5,045.18 and 2,083.53 is: 2,875.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.47 : 5,045.18 = 2,083.53 : x
  2. Step 2: Convert to fraction form
    3,655.47/5,045.18 = 2,083.53/x
  3. Step 3: Cross multiply
    3,655.47x = 5,045.18 × 2,083.53
  4. Step 4: Simplify right side
    3,655.47x = 10,511,773.47
  5. Step 5: Solve for x
    x = 10,511,773.47/3,655.47
  6. Step 6: Final answer
    x = 2,875.63

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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.