Home / 2,217.93-3,325.91-1,177.69

Finding the Fourth Proportional to 2,217.93, 3,325.91 and 1,177.69

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Solution

The fourth proportional to 2,217.93, 3,325.91 and 1,177.69 is: 1,766.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.93 : 3,325.91 = 1,177.69 : x
  2. Step 2: Convert to fraction form
    2,217.93/3,325.91 = 1,177.69/x
  3. Step 3: Cross multiply
    2,217.93x = 3,325.91 × 1,177.69
  4. Step 4: Simplify right side
    2,217.93x = 3,916,889.28
  5. Step 5: Solve for x
    x = 3,916,889.28/2,217.93
  6. Step 6: Final answer
    x = 1,766.01

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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.