Home / 1,944.19-2,683.29-1,158.69

Finding the Fourth Proportional to 1,944.19, 2,683.29 and 1,158.69

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Solution

The fourth proportional to 1,944.19, 2,683.29 and 1,158.69 is: 1,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.19 : 2,683.29 = 1,158.69 : x
  2. Step 2: Convert to fraction form
    1,944.19/2,683.29 = 1,158.69/x
  3. Step 3: Cross multiply
    1,944.19x = 2,683.29 × 1,158.69
  4. Step 4: Simplify right side
    1,944.19x = 3,109,101.29
  5. Step 5: Solve for x
    x = 3,109,101.29/1,944.19
  6. Step 6: Final answer
    x = 1,599.18

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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.