Home / 2,447.85-3,663.54-2,245.53

Finding the Fourth Proportional to 2,447.85, 3,663.54 and 2,245.53

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Solution

The fourth proportional to 2,447.85, 3,663.54 and 2,245.53 is: 3,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.85 : 3,663.54 = 2,245.53 : x
  2. Step 2: Convert to fraction form
    2,447.85/3,663.54 = 2,245.53/x
  3. Step 3: Cross multiply
    2,447.85x = 3,663.54 × 2,245.53
  4. Step 4: Simplify right side
    2,447.85x = 8,226,588.98
  5. Step 5: Solve for x
    x = 8,226,588.98/2,447.85
  6. Step 6: Final answer
    x = 3,360.74

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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.