Home / 4,017.28-5,545.96-2,773.12

Finding the Fourth Proportional to 4,017.28, 5,545.96 and 2,773.12

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Solution

The fourth proportional to 4,017.28, 5,545.96 and 2,773.12 is: 3,828.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017.28 : 5,545.96 = 2,773.12 : x
  2. Step 2: Convert to fraction form
    4,017.28/5,545.96 = 2,773.12/x
  3. Step 3: Cross multiply
    4,017.28x = 5,545.96 × 2,773.12
  4. Step 4: Simplify right side
    4,017.28x = 15,379,612.60
  5. Step 5: Solve for x
    x = 15,379,612.60/4,017.28
  6. Step 6: Final answer
    x = 3,828.36

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1.5x scale

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.