Home / 5,341.50-7,372.08-3,245.22

Finding the Fourth Proportional to 5,341.50, 7,372.08 and 3,245.22

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Solution

The fourth proportional to 5,341.50, 7,372.08 and 3,245.22 is: 4,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.50 : 7,372.08 = 3,245.22 : x
  2. Step 2: Convert to fraction form
    5,341.50/7,372.08 = 3,245.22/x
  3. Step 3: Cross multiply
    5,341.50x = 7,372.08 × 3,245.22
  4. Step 4: Simplify right side
    5,341.50x = 23,924,021.46
  5. Step 5: Solve for x
    x = 23,924,021.46/5,341.50
  6. Step 6: Final answer
    x = 4,478.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.