Home / 5,765.29-7,956.27-3,376.78

Finding the Fourth Proportional to 5,765.29, 7,956.27 and 3,376.78

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Solution

The fourth proportional to 5,765.29, 7,956.27 and 3,376.78 is: 4,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.29 : 7,956.27 = 3,376.78 : x
  2. Step 2: Convert to fraction form
    5,765.29/7,956.27 = 3,376.78/x
  3. Step 3: Cross multiply
    5,765.29x = 7,956.27 × 3,376.78
  4. Step 4: Simplify right side
    5,765.29x = 26,866,573.41
  5. Step 5: Solve for x
    x = 26,866,573.41/5,765.29
  6. Step 6: Final answer
    x = 4,660.06

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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.