Home / 4,171.74-6,253.38-1,976.55

Finding the Fourth Proportional to 4,171.74, 6,253.38 and 1,976.55

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Solution

The fourth proportional to 4,171.74, 6,253.38 and 1,976.55 is: 2,962.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.74 : 6,253.38 = 1,976.55 : x
  2. Step 2: Convert to fraction form
    4,171.74/6,253.38 = 1,976.55/x
  3. Step 3: Cross multiply
    4,171.74x = 6,253.38 × 1,976.55
  4. Step 4: Simplify right side
    4,171.74x = 12,360,118.24
  5. Step 5: Solve for x
    x = 12,360,118.24/4,171.74
  6. Step 6: Final answer
    x = 2,962.82

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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.