Home / 4,621.28-6,934.74-2,431.58

Finding the Fourth Proportional to 4,621.28, 6,934.74 and 2,431.58

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Solution

The fourth proportional to 4,621.28, 6,934.74 and 2,431.58 is: 3,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.28 : 6,934.74 = 2,431.58 : x
  2. Step 2: Convert to fraction form
    4,621.28/6,934.74 = 2,431.58/x
  3. Step 3: Cross multiply
    4,621.28x = 6,934.74 × 2,431.58
  4. Step 4: Simplify right side
    4,621.28x = 16,862,375.09
  5. Step 5: Solve for x
    x = 16,862,375.09/4,621.28
  6. Step 6: Final answer
    x = 3,648.85

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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.