Home / 1,934.07-2,900.19-700.61

Finding the Fourth Proportional to 1,934.07, 2,900.19 and 700.61

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Solution

The fourth proportional to 1,934.07, 2,900.19 and 700.61 is: 1,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.07 : 2,900.19 = 700.61 : x
  2. Step 2: Convert to fraction form
    1,934.07/2,900.19 = 700.61/x
  3. Step 3: Cross multiply
    1,934.07x = 2,900.19 × 700.61
  4. Step 4: Simplify right side
    1,934.07x = 2,031,902.12
  5. Step 5: Solve for x
    x = 2,031,902.12/1,934.07
  6. Step 6: Final answer
    x = 1,050.58

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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.