Home / 3,627.41-5,444.19-1,985.11

Finding the Fourth Proportional to 3,627.41, 5,444.19 and 1,985.11

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Solution

The fourth proportional to 3,627.41, 5,444.19 and 1,985.11 is: 2,979.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.41 : 5,444.19 = 1,985.11 : x
  2. Step 2: Convert to fraction form
    3,627.41/5,444.19 = 1,985.11/x
  3. Step 3: Cross multiply
    3,627.41x = 5,444.19 × 1,985.11
  4. Step 4: Simplify right side
    3,627.41x = 10,807,302.40
  5. Step 5: Solve for x
    x = 10,807,302.40/3,627.41
  6. Step 6: Final answer
    x = 2,979.35

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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.