Home / 3,419.46-4,718.97-2,074.84

Finding the Fourth Proportional to 3,419.46, 4,718.97 and 2,074.84

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Solution

The fourth proportional to 3,419.46, 4,718.97 and 2,074.84 is: 2,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.46 : 4,718.97 = 2,074.84 : x
  2. Step 2: Convert to fraction form
    3,419.46/4,718.97 = 2,074.84/x
  3. Step 3: Cross multiply
    3,419.46x = 4,718.97 × 2,074.84
  4. Step 4: Simplify right side
    3,419.46x = 9,791,095.92
  5. Step 5: Solve for x
    x = 9,791,095.92/3,419.46
  6. Step 6: Final answer
    x = 2,863.35

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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.