Home / 4,423.14-6,620.12-2,445.72

Finding the Fourth Proportional to 4,423.14, 6,620.12 and 2,445.72

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Solution

The fourth proportional to 4,423.14, 6,620.12 and 2,445.72 is: 3,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.14 : 6,620.12 = 2,445.72 : x
  2. Step 2: Convert to fraction form
    4,423.14/6,620.12 = 2,445.72/x
  3. Step 3: Cross multiply
    4,423.14x = 6,620.12 × 2,445.72
  4. Step 4: Simplify right side
    4,423.14x = 16,190,959.89
  5. Step 5: Solve for x
    x = 16,190,959.89/4,423.14
  6. Step 6: Final answer
    x = 3,660.51

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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.