Home / 2,938.54-4,406.51-1,377.29

Finding the Fourth Proportional to 2,938.54, 4,406.51 and 1,377.29

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Solution

The fourth proportional to 2,938.54, 4,406.51 and 1,377.29 is: 2,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.54 : 4,406.51 = 1,377.29 : x
  2. Step 2: Convert to fraction form
    2,938.54/4,406.51 = 1,377.29/x
  3. Step 3: Cross multiply
    2,938.54x = 4,406.51 × 1,377.29
  4. Step 4: Simplify right side
    2,938.54x = 6,069,042.16
  5. Step 5: Solve for x
    x = 6,069,042.16/2,938.54
  6. Step 6: Final answer
    x = 2,065.33

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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.