Home / 5,302.08-7,319.28-3,414.56

Finding the Fourth Proportional to 5,302.08, 7,319.28 and 3,414.56

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Solution

The fourth proportional to 5,302.08, 7,319.28 and 3,414.56 is: 4,713.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.08 : 7,319.28 = 3,414.56 : x
  2. Step 2: Convert to fraction form
    5,302.08/7,319.28 = 3,414.56/x
  3. Step 3: Cross multiply
    5,302.08x = 7,319.28 × 3,414.56
  4. Step 4: Simplify right side
    5,302.08x = 24,992,120.72
  5. Step 5: Solve for x
    x = 24,992,120.72/5,302.08
  6. Step 6: Final answer
    x = 4,713.64

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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.