Home / 3,634.70-5,014.38-2,637.77

Finding the Fourth Proportional to 3,634.70, 5,014.38 and 2,637.77

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Solution

The fourth proportional to 3,634.70, 5,014.38 and 2,637.77 is: 3,639.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.70 : 5,014.38 = 2,637.77 : x
  2. Step 2: Convert to fraction form
    3,634.70/5,014.38 = 2,637.77/x
  3. Step 3: Cross multiply
    3,634.70x = 5,014.38 × 2,637.77
  4. Step 4: Simplify right side
    3,634.70x = 13,226,781.13
  5. Step 5: Solve for x
    x = 13,226,781.13/3,634.70
  6. Step 6: Final answer
    x = 3,639.03

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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.