Home / 2,217.14-3,325.40-1,293.13

Finding the Fourth Proportional to 2,217.14, 3,325.40 and 1,293.13

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Solution

The fourth proportional to 2,217.14, 3,325.40 and 1,293.13 is: 1,939.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.14 : 3,325.40 = 1,293.13 : x
  2. Step 2: Convert to fraction form
    2,217.14/3,325.40 = 1,293.13/x
  3. Step 3: Cross multiply
    2,217.14x = 3,325.40 × 1,293.13
  4. Step 4: Simplify right side
    2,217.14x = 4,300,151.41
  5. Step 5: Solve for x
    x = 4,300,151.41/2,217.14
  6. Step 6: Final answer
    x = 1,939.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.