Home / 2,945.17-4,416.33-1,712.91

Finding the Fourth Proportional to 2,945.17, 4,416.33 and 1,712.91

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Solution

The fourth proportional to 2,945.17, 4,416.33 and 1,712.91 is: 2,568.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.17 : 4,416.33 = 1,712.91 : x
  2. Step 2: Convert to fraction form
    2,945.17/4,416.33 = 1,712.91/x
  3. Step 3: Cross multiply
    2,945.17x = 4,416.33 × 1,712.91
  4. Step 4: Simplify right side
    2,945.17x = 7,564,775.82
  5. Step 5: Solve for x
    x = 7,564,775.82/2,945.17
  6. Step 6: Final answer
    x = 2,568.54

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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.