Home / 1,994.46-2,752.38-1,098.24

Finding the Fourth Proportional to 1,994.46, 2,752.38 and 1,098.24

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Solution

The fourth proportional to 1,994.46, 2,752.38 and 1,098.24 is: 1,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994.46 : 2,752.38 = 1,098.24 : x
  2. Step 2: Convert to fraction form
    1,994.46/2,752.38 = 1,098.24/x
  3. Step 3: Cross multiply
    1,994.46x = 2,752.38 × 1,098.24
  4. Step 4: Simplify right side
    1,994.46x = 3,022,773.81
  5. Step 5: Solve for x
    x = 3,022,773.81/1,994.46
  6. Step 6: Final answer
    x = 1,515.59

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1.5x scale

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.