Home / 3,034.43-4,547.99-1,278.75

Finding the Fourth Proportional to 3,034.43, 4,547.99 and 1,278.75

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Solution

The fourth proportional to 3,034.43, 4,547.99 and 1,278.75 is: 1,916.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.43 : 4,547.99 = 1,278.75 : x
  2. Step 2: Convert to fraction form
    3,034.43/4,547.99 = 1,278.75/x
  3. Step 3: Cross multiply
    3,034.43x = 4,547.99 × 1,278.75
  4. Step 4: Simplify right side
    3,034.43x = 5,815,742.21
  5. Step 5: Solve for x
    x = 5,815,742.21/3,034.43
  6. Step 6: Final answer
    x = 1,916.59

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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.