Home / 1,634.46-2,254.98-926.22

Finding the Fourth Proportional to 1,634.46, 2,254.98 and 926.22

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Solution

The fourth proportional to 1,634.46, 2,254.98 and 926.22 is: 1,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.46 : 2,254.98 = 926.22 : x
  2. Step 2: Convert to fraction form
    1,634.46/2,254.98 = 926.22/x
  3. Step 3: Cross multiply
    1,634.46x = 2,254.98 × 926.22
  4. Step 4: Simplify right side
    1,634.46x = 2,088,607.58
  5. Step 5: Solve for x
    x = 2,088,607.58/1,634.46
  6. Step 6: Final answer
    x = 1,277.86

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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.