Home / 5,255.64-7,248.68-3,367.40

Finding the Fourth Proportional to 5,255.64, 7,248.68 and 3,367.40

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Solution

The fourth proportional to 5,255.64, 7,248.68 and 3,367.40 is: 4,644.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.64 : 7,248.68 = 3,367.40 : x
  2. Step 2: Convert to fraction form
    5,255.64/7,248.68 = 3,367.40/x
  3. Step 3: Cross multiply
    5,255.64x = 7,248.68 × 3,367.40
  4. Step 4: Simplify right side
    5,255.64x = 24,409,177.21
  5. Step 5: Solve for x
    x = 24,409,177.21/5,255.64
  6. Step 6: Final answer
    x = 4,644.38

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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.