Home / 3,042.97-4,555.14-1,948.39

Finding the Fourth Proportional to 3,042.97, 4,555.14 and 1,948.39

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Solution

The fourth proportional to 3,042.97, 4,555.14 and 1,948.39 is: 2,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.97 : 4,555.14 = 1,948.39 : x
  2. Step 2: Convert to fraction form
    3,042.97/4,555.14 = 1,948.39/x
  3. Step 3: Cross multiply
    3,042.97x = 4,555.14 × 1,948.39
  4. Step 4: Simplify right side
    3,042.97x = 8,875,189.22
  5. Step 5: Solve for x
    x = 8,875,189.22/3,042.97
  6. Step 6: Final answer
    x = 2,916.62

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1.5x scale

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.