Home / 4,718.46-6,512.20-3,396.54

Finding the Fourth Proportional to 4,718.46, 6,512.20 and 3,396.54

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Solution

The fourth proportional to 4,718.46, 6,512.20 and 3,396.54 is: 4,687.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.46 : 6,512.20 = 3,396.54 : x
  2. Step 2: Convert to fraction form
    4,718.46/6,512.20 = 3,396.54/x
  3. Step 3: Cross multiply
    4,718.46x = 6,512.20 × 3,396.54
  4. Step 4: Simplify right side
    4,718.46x = 22,118,947.79
  5. Step 5: Solve for x
    x = 22,118,947.79/4,718.46
  6. Step 6: Final answer
    x = 4,687.75

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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.