Home / 2,526.66-3,789.96-1,065.78

Finding the Fourth Proportional to 2,526.66, 3,789.96 and 1,065.78

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Solution

The fourth proportional to 2,526.66, 3,789.96 and 1,065.78 is: 1,598.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.66 : 3,789.96 = 1,065.78 : x
  2. Step 2: Convert to fraction form
    2,526.66/3,789.96 = 1,065.78/x
  3. Step 3: Cross multiply
    2,526.66x = 3,789.96 × 1,065.78
  4. Step 4: Simplify right side
    2,526.66x = 4,039,263.57
  5. Step 5: Solve for x
    x = 4,039,263.57/2,526.66
  6. Step 6: Final answer
    x = 1,598.66

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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.