Home / 1,944.25-2,683.20-1,159.09

Finding the Fourth Proportional to 1,944.25, 2,683.20 and 1,159.09

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Solution

The fourth proportional to 1,944.25, 2,683.20 and 1,159.09 is: 1,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.25 : 2,683.20 = 1,159.09 : x
  2. Step 2: Convert to fraction form
    1,944.25/2,683.20 = 1,159.09/x
  3. Step 3: Cross multiply
    1,944.25x = 2,683.20 × 1,159.09
  4. Step 4: Simplify right side
    1,944.25x = 3,110,070.29
  5. Step 5: Solve for x
    x = 3,110,070.29/1,944.25
  6. Step 6: Final answer
    x = 1,599.62

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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.