Home / 5,827.44-8,036.91-3,938.52

Finding the Fourth Proportional to 5,827.44, 8,036.91 and 3,938.52

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Solution

The fourth proportional to 5,827.44, 8,036.91 and 3,938.52 is: 5,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.44 : 8,036.91 = 3,938.52 : x
  2. Step 2: Convert to fraction form
    5,827.44/8,036.91 = 3,938.52/x
  3. Step 3: Cross multiply
    5,827.44x = 8,036.91 × 3,938.52
  4. Step 4: Simplify right side
    5,827.44x = 31,653,530.77
  5. Step 5: Solve for x
    x = 31,653,530.77/5,827.44
  6. Step 6: Final answer
    x = 5,431.81

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1.5x scale

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.