Home / 1,566.97-2,161.46-1,035.85

Finding the Fourth Proportional to 1,566.97, 2,161.46 and 1,035.85

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Solution

The fourth proportional to 1,566.97, 2,161.46 and 1,035.85 is: 1,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.97 : 2,161.46 = 1,035.85 : x
  2. Step 2: Convert to fraction form
    1,566.97/2,161.46 = 1,035.85/x
  3. Step 3: Cross multiply
    1,566.97x = 2,161.46 × 1,035.85
  4. Step 4: Simplify right side
    1,566.97x = 2,238,956.33
  5. Step 5: Solve for x
    x = 2,238,956.33/1,566.97
  6. Step 6: Final answer
    x = 1,428.85

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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.