Home / 5,297.16-7,945.76-2,217

Finding the Fourth Proportional to 5,297.16, 7,945.76 and 2,217

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Solution

The fourth proportional to 5,297.16, 7,945.76 and 2,217 is: 3,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.16 : 7,945.76 = 2,217 : x
  2. Step 2: Convert to fraction form
    5,297.16/7,945.76 = 2,217/x
  3. Step 3: Cross multiply
    5,297.16x = 7,945.76 × 2,217
  4. Step 4: Simplify right side
    5,297.16x = 17,615,749.92
  5. Step 5: Solve for x
    x = 17,615,749.92/5,297.16
  6. Step 6: Final answer
    x = 3,325.51

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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.