Home / 1,751.38-2,414.64-1,435.48

Finding the Fourth Proportional to 1,751.38, 2,414.64 and 1,435.48

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Solution

The fourth proportional to 1,751.38, 2,414.64 and 1,435.48 is: 1,979.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.38 : 2,414.64 = 1,435.48 : x
  2. Step 2: Convert to fraction form
    1,751.38/2,414.64 = 1,435.48/x
  3. Step 3: Cross multiply
    1,751.38x = 2,414.64 × 1,435.48
  4. Step 4: Simplify right side
    1,751.38x = 3,466,167.43
  5. Step 5: Solve for x
    x = 3,466,167.43/1,751.38
  6. Step 6: Final answer
    x = 1,979.11

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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.