Home / 10,244.85-15,358.68-3,220.44

Finding the Fourth Proportional to 10,244.85, 15,358.68 and 3,220.44

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Solution

The fourth proportional to 10,244.85, 15,358.68 and 3,220.44 is: 4,827.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.85 : 15,358.68 = 3,220.44 : x
  2. Step 2: Convert to fraction form
    10,244.85/15,358.68 = 3,220.44/x
  3. Step 3: Cross multiply
    10,244.85x = 15,358.68 × 3,220.44
  4. Step 4: Simplify right side
    10,244.85x = 49,461,707.42
  5. Step 5: Solve for x
    x = 49,461,707.42/10,244.85
  6. Step 6: Final answer
    x = 4,827.96

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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.