Home / 2,635.73-3,637.05-1,691.46

Finding the Fourth Proportional to 2,635.73, 3,637.05 and 1,691.46

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Solution

The fourth proportional to 2,635.73, 3,637.05 and 1,691.46 is: 2,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.73 : 3,637.05 = 1,691.46 : x
  2. Step 2: Convert to fraction form
    2,635.73/3,637.05 = 1,691.46/x
  3. Step 3: Cross multiply
    2,635.73x = 3,637.05 × 1,691.46
  4. Step 4: Simplify right side
    2,635.73x = 6,151,924.59
  5. Step 5: Solve for x
    x = 6,151,924.59/2,635.73
  6. Step 6: Final answer
    x = 2,334.05

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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.