Home / 4,152.35-6,227.17-1,378.28

Finding the Fourth Proportional to 4,152.35, 6,227.17 and 1,378.28

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Solution

The fourth proportional to 4,152.35, 6,227.17 and 1,378.28 is: 2,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.35 : 6,227.17 = 1,378.28 : x
  2. Step 2: Convert to fraction form
    4,152.35/6,227.17 = 1,378.28/x
  3. Step 3: Cross multiply
    4,152.35x = 6,227.17 × 1,378.28
  4. Step 4: Simplify right side
    4,152.35x = 8,582,768.30
  5. Step 5: Solve for x
    x = 8,582,768.30/4,152.35
  6. Step 6: Final answer
    x = 2,066.97

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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.