Home / 4,154.70-6,244.20-3,620.10

Finding the Fourth Proportional to 4,154.70, 6,244.20 and 3,620.10

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Solution

The fourth proportional to 4,154.70, 6,244.20 and 3,620.10 is: 5,440.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.70 : 6,244.20 = 3,620.10 : x
  2. Step 2: Convert to fraction form
    4,154.70/6,244.20 = 3,620.10/x
  3. Step 3: Cross multiply
    4,154.70x = 6,244.20 × 3,620.10
  4. Step 4: Simplify right side
    4,154.70x = 22,604,628.42
  5. Step 5: Solve for x
    x = 22,604,628.42/4,154.70
  6. Step 6: Final answer
    x = 5,440.74

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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.