Home / 2,637.61-3,634.75-2,382.77

Finding the Fourth Proportional to 2,637.61, 3,634.75 and 2,382.77

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Solution

The fourth proportional to 2,637.61, 3,634.75 and 2,382.77 is: 3,283.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.61 : 3,634.75 = 2,382.77 : x
  2. Step 2: Convert to fraction form
    2,637.61/3,634.75 = 2,382.77/x
  3. Step 3: Cross multiply
    2,637.61x = 3,634.75 × 2,382.77
  4. Step 4: Simplify right side
    2,637.61x = 8,660,758.18
  5. Step 5: Solve for x
    x = 8,660,758.18/2,637.61
  6. Step 6: Final answer
    x = 3,283.56

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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.