Home / 4,478.92-6,718.80-1,704.84

Finding the Fourth Proportional to 4,478.92, 6,718.80 and 1,704.84

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Solution

The fourth proportional to 4,478.92, 6,718.80 and 1,704.84 is: 2,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.92 : 6,718.80 = 1,704.84 : x
  2. Step 2: Convert to fraction form
    4,478.92/6,718.80 = 1,704.84/x
  3. Step 3: Cross multiply
    4,478.92x = 6,718.80 × 1,704.84
  4. Step 4: Simplify right side
    4,478.92x = 11,454,478.99
  5. Step 5: Solve for x
    x = 11,454,478.99/4,478.92
  6. Step 6: Final answer
    x = 2,557.42

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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.