Home / 1,633.39-2,254.46-935.17

Finding the Fourth Proportional to 1,633.39, 2,254.46 and 935.17

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Solution

The fourth proportional to 1,633.39, 2,254.46 and 935.17 is: 1,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.39 : 2,254.46 = 935.17 : x
  2. Step 2: Convert to fraction form
    1,633.39/2,254.46 = 935.17/x
  3. Step 3: Cross multiply
    1,633.39x = 2,254.46 × 935.17
  4. Step 4: Simplify right side
    1,633.39x = 2,108,303.36
  5. Step 5: Solve for x
    x = 2,108,303.36/1,633.39
  6. Step 6: Final answer
    x = 1,290.75

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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.