Home / 4,110-5,672.28-2,454

Finding the Fourth Proportional to 4,110, 5,672.28 and 2,454

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Solution

The fourth proportional to 4,110, 5,672.28 and 2,454 is: 3,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110 : 5,672.28 = 2,454 : x
  2. Step 2: Convert to fraction form
    4,110/5,672.28 = 2,454/x
  3. Step 3: Cross multiply
    4,110x = 5,672.28 × 2,454
  4. Step 4: Simplify right side
    4,110x = 13,919,775.12
  5. Step 5: Solve for x
    x = 13,919,775.12/4,110
  6. Step 6: Final answer
    x = 3,386.81

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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.