Home / 1,718.14-2,371.03-932.18

Finding the Fourth Proportional to 1,718.14, 2,371.03 and 932.18

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Solution

The fourth proportional to 1,718.14, 2,371.03 and 932.18 is: 1,286.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.14 : 2,371.03 = 932.18 : x
  2. Step 2: Convert to fraction form
    1,718.14/2,371.03 = 932.18/x
  3. Step 3: Cross multiply
    1,718.14x = 2,371.03 × 932.18
  4. Step 4: Simplify right side
    1,718.14x = 2,210,226.75
  5. Step 5: Solve for x
    x = 2,210,226.75/1,718.14
  6. Step 6: Final answer
    x = 1,286.41

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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.