Home / 2,635.88-3,637.19-1,456.79

Finding the Fourth Proportional to 2,635.88, 3,637.19 and 1,456.79

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Solution

The fourth proportional to 2,635.88, 3,637.19 and 1,456.79 is: 2,010.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.88 : 3,637.19 = 1,456.79 : x
  2. Step 2: Convert to fraction form
    2,635.88/3,637.19 = 1,456.79/x
  3. Step 3: Cross multiply
    2,635.88x = 3,637.19 × 1,456.79
  4. Step 4: Simplify right side
    2,635.88x = 5,298,607.48
  5. Step 5: Solve for x
    x = 5,298,607.48/2,635.88
  6. Step 6: Final answer
    x = 2,010.19

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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.