Home / 2,262.61-3,391.44-1,165.51

Finding the Fourth Proportional to 2,262.61, 3,391.44 and 1,165.51

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Solution

The fourth proportional to 2,262.61, 3,391.44 and 1,165.51 is: 1,746.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.61 : 3,391.44 = 1,165.51 : x
  2. Step 2: Convert to fraction form
    2,262.61/3,391.44 = 1,165.51/x
  3. Step 3: Cross multiply
    2,262.61x = 3,391.44 × 1,165.51
  4. Step 4: Simplify right side
    2,262.61x = 3,952,757.23
  5. Step 5: Solve for x
    x = 3,952,757.23/2,262.61
  6. Step 6: Final answer
    x = 1,746.99

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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.