Home / 1,934.96-2,672.01-1,237.55

Finding the Fourth Proportional to 1,934.96, 2,672.01 and 1,237.55

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Solution

The fourth proportional to 1,934.96, 2,672.01 and 1,237.55 is: 1,708.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.96 : 2,672.01 = 1,237.55 : x
  2. Step 2: Convert to fraction form
    1,934.96/2,672.01 = 1,237.55/x
  3. Step 3: Cross multiply
    1,934.96x = 2,672.01 × 1,237.55
  4. Step 4: Simplify right side
    1,934.96x = 3,306,732.62
  5. Step 5: Solve for x
    x = 3,306,732.62/1,934.96
  6. Step 6: Final answer
    x = 1,708.95

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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.