Home / 1,633.17-2,253.83-934.77

Finding the Fourth Proportional to 1,633.17, 2,253.83 and 934.77

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Solution

The fourth proportional to 1,633.17, 2,253.83 and 934.77 is: 1,290.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.17 : 2,253.83 = 934.77 : x
  2. Step 2: Convert to fraction form
    1,633.17/2,253.83 = 934.77/x
  3. Step 3: Cross multiply
    1,633.17x = 2,253.83 × 934.77
  4. Step 4: Simplify right side
    1,633.17x = 2,106,808.00
  5. Step 5: Solve for x
    x = 2,106,808.00/1,633.17
  6. Step 6: Final answer
    x = 1,290.01

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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.