Home / 2,217.92-3,058.76-1,751.36

Finding the Fourth Proportional to 2,217.92, 3,058.76 and 1,751.36

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Solution

The fourth proportional to 2,217.92, 3,058.76 and 1,751.36 is: 2,415.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.92 : 3,058.76 = 1,751.36 : x
  2. Step 2: Convert to fraction form
    2,217.92/3,058.76 = 1,751.36/x
  3. Step 3: Cross multiply
    2,217.92x = 3,058.76 × 1,751.36
  4. Step 4: Simplify right side
    2,217.92x = 5,356,989.91
  5. Step 5: Solve for x
    x = 5,356,989.91/2,217.92
  6. Step 6: Final answer
    x = 2,415.32

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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.