Home / 1,930.07-2,895.24-697.52

Finding the Fourth Proportional to 1,930.07, 2,895.24 and 697.52

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Solution

The fourth proportional to 1,930.07, 2,895.24 and 697.52 is: 1,046.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.07 : 2,895.24 = 697.52 : x
  2. Step 2: Convert to fraction form
    1,930.07/2,895.24 = 697.52/x
  3. Step 3: Cross multiply
    1,930.07x = 2,895.24 × 697.52
  4. Step 4: Simplify right side
    1,930.07x = 2,019,487.80
  5. Step 5: Solve for x
    x = 2,019,487.80/1,930.07
  6. Step 6: Final answer
    x = 1,046.33

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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.