Home / 1,934.52-2,669.48-1,137.87

Finding the Fourth Proportional to 1,934.52, 2,669.48 and 1,137.87

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Solution

The fourth proportional to 1,934.52, 2,669.48 and 1,137.87 is: 1,570.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.52 : 2,669.48 = 1,137.87 : x
  2. Step 2: Convert to fraction form
    1,934.52/2,669.48 = 1,137.87/x
  3. Step 3: Cross multiply
    1,934.52x = 2,669.48 × 1,137.87
  4. Step 4: Simplify right side
    1,934.52x = 3,037,530.49
  5. Step 5: Solve for x
    x = 3,037,530.49/1,934.52
  6. Step 6: Final answer
    x = 1,570.17

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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.