Home / 5,255.70-7,248.76-3,367.45

Finding the Fourth Proportional to 5,255.70, 7,248.76 and 3,367.45

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Solution

The fourth proportional to 5,255.70, 7,248.76 and 3,367.45 is: 4,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.70 : 7,248.76 = 3,367.45 : x
  2. Step 2: Convert to fraction form
    5,255.70/7,248.76 = 3,367.45/x
  3. Step 3: Cross multiply
    5,255.70x = 7,248.76 × 3,367.45
  4. Step 4: Simplify right side
    5,255.70x = 24,409,837.50
  5. Step 5: Solve for x
    x = 24,409,837.50/5,255.70
  6. Step 6: Final answer
    x = 4,644.45

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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.