Home / 3,923.92-5,884.53-1,326.25

Finding the Fourth Proportional to 3,923.92, 5,884.53 and 1,326.25

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Solution

The fourth proportional to 3,923.92, 5,884.53 and 1,326.25 is: 1,988.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.92 : 5,884.53 = 1,326.25 : x
  2. Step 2: Convert to fraction form
    3,923.92/5,884.53 = 1,326.25/x
  3. Step 3: Cross multiply
    3,923.92x = 5,884.53 × 1,326.25
  4. Step 4: Simplify right side
    3,923.92x = 7,804,357.91
  5. Step 5: Solve for x
    x = 7,804,357.91/3,923.92
  6. Step 6: Final answer
    x = 1,988.92

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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.