Home / 2,278.16-3,417.30-1,704.68

Finding the Fourth Proportional to 2,278.16, 3,417.30 and 1,704.68

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Solution

The fourth proportional to 2,278.16, 3,417.30 and 1,704.68 is: 2,557.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.16 : 3,417.30 = 1,704.68 : x
  2. Step 2: Convert to fraction form
    2,278.16/3,417.30 = 1,704.68/x
  3. Step 3: Cross multiply
    2,278.16x = 3,417.30 × 1,704.68
  4. Step 4: Simplify right side
    2,278.16x = 5,825,402.96
  5. Step 5: Solve for x
    x = 5,825,402.96/2,278.16
  6. Step 6: Final answer
    x = 2,557.06

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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.