Home / 1,717.05-2,573.24-790.56

Finding the Fourth Proportional to 1,717.05, 2,573.24 and 790.56

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Solution

The fourth proportional to 1,717.05, 2,573.24 and 790.56 is: 1,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.05 : 2,573.24 = 790.56 : x
  2. Step 2: Convert to fraction form
    1,717.05/2,573.24 = 790.56/x
  3. Step 3: Cross multiply
    1,717.05x = 2,573.24 × 790.56
  4. Step 4: Simplify right side
    1,717.05x = 2,034,296.66
  5. Step 5: Solve for x
    x = 2,034,296.66/1,717.05
  6. Step 6: Final answer
    x = 1,184.76

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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.