Home / 4,642.38-6,963.26-2,177.74

Finding the Fourth Proportional to 4,642.38, 6,963.26 and 2,177.74

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Solution

The fourth proportional to 4,642.38, 6,963.26 and 2,177.74 is: 3,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.38 : 6,963.26 = 2,177.74 : x
  2. Step 2: Convert to fraction form
    4,642.38/6,963.26 = 2,177.74/x
  3. Step 3: Cross multiply
    4,642.38x = 6,963.26 × 2,177.74
  4. Step 4: Simplify right side
    4,642.38x = 15,164,169.83
  5. Step 5: Solve for x
    x = 15,164,169.83/4,642.38
  6. Step 6: Final answer
    x = 3,266.46

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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.