Home / 4,650.92-6,972.06-3,190.76

Finding the Fourth Proportional to 4,650.92, 6,972.06 and 3,190.76

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Solution

The fourth proportional to 4,650.92, 6,972.06 and 3,190.76 is: 4,783.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.92 : 6,972.06 = 3,190.76 : x
  2. Step 2: Convert to fraction form
    4,650.92/6,972.06 = 3,190.76/x
  3. Step 3: Cross multiply
    4,650.92x = 6,972.06 × 3,190.76
  4. Step 4: Simplify right side
    4,650.92x = 22,246,170.17
  5. Step 5: Solve for x
    x = 22,246,170.17/4,650.92
  6. Step 6: Final answer
    x = 4,783.18

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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.