Home / 4,428.68-6,630.71-2,230.74

Finding the Fourth Proportional to 4,428.68, 6,630.71 and 2,230.74

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Solution

The fourth proportional to 4,428.68, 6,630.71 and 2,230.74 is: 3,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.68 : 6,630.71 = 2,230.74 : x
  2. Step 2: Convert to fraction form
    4,428.68/6,630.71 = 2,230.74/x
  3. Step 3: Cross multiply
    4,428.68x = 6,630.71 × 2,230.74
  4. Step 4: Simplify right side
    4,428.68x = 14,791,391.42
  5. Step 5: Solve for x
    x = 14,791,391.42/4,428.68
  6. Step 6: Final answer
    x = 3,339.91

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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.