Home / 1,994.76-2,753.06-1,110.65

Finding the Fourth Proportional to 1,994.76, 2,753.06 and 1,110.65

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Solution

The fourth proportional to 1,994.76, 2,753.06 and 1,110.65 is: 1,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994.76 : 2,753.06 = 1,110.65 : x
  2. Step 2: Convert to fraction form
    1,994.76/2,753.06 = 1,110.65/x
  3. Step 3: Cross multiply
    1,994.76x = 2,753.06 × 1,110.65
  4. Step 4: Simplify right side
    1,994.76x = 3,057,666.77
  5. Step 5: Solve for x
    x = 3,057,666.77/1,994.76
  6. Step 6: Final answer
    x = 1,532.85

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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.