Home / 1,934.18-2,901.26-635.65

Finding the Fourth Proportional to 1,934.18, 2,901.26 and 635.65

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Solution

The fourth proportional to 1,934.18, 2,901.26 and 635.65 is: 953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.18 : 2,901.26 = 635.65 : x
  2. Step 2: Convert to fraction form
    1,934.18/2,901.26 = 635.65/x
  3. Step 3: Cross multiply
    1,934.18x = 2,901.26 × 635.65
  4. Step 4: Simplify right side
    1,934.18x = 1,844,171.41
  5. Step 5: Solve for x
    x = 1,844,171.41/1,934.18
  6. Step 6: Final answer
    x = 953.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.