Home / 5,371.18-8,041.40-3,636.70

Finding the Fourth Proportional to 5,371.18, 8,041.40 and 3,636.70

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Solution

The fourth proportional to 5,371.18, 8,041.40 and 3,636.70 is: 5,444.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.18 : 8,041.40 = 3,636.70 : x
  2. Step 2: Convert to fraction form
    5,371.18/8,041.40 = 3,636.70/x
  3. Step 3: Cross multiply
    5,371.18x = 8,041.40 × 3,636.70
  4. Step 4: Simplify right side
    5,371.18x = 29,244,159.38
  5. Step 5: Solve for x
    x = 29,244,159.38/5,371.18
  6. Step 6: Final answer
    x = 5,444.64

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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.