Home / 2,149.16-2,963.94-1,451.48

Finding the Fourth Proportional to 2,149.16, 2,963.94 and 1,451.48

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Solution

The fourth proportional to 2,149.16, 2,963.94 and 1,451.48 is: 2,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149.16 : 2,963.94 = 1,451.48 : x
  2. Step 2: Convert to fraction form
    2,149.16/2,963.94 = 1,451.48/x
  3. Step 3: Cross multiply
    2,149.16x = 2,963.94 × 1,451.48
  4. Step 4: Simplify right side
    2,149.16x = 4,302,099.63
  5. Step 5: Solve for x
    x = 4,302,099.63/2,149.16
  6. Step 6: Final answer
    x = 2,001.76

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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.