Home / 5,681.44-7,842.52-4,201.27

Finding the Fourth Proportional to 5,681.44, 7,842.52 and 4,201.27

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Solution

The fourth proportional to 5,681.44, 7,842.52 and 4,201.27 is: 5,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.44 : 7,842.52 = 4,201.27 : x
  2. Step 2: Convert to fraction form
    5,681.44/7,842.52 = 4,201.27/x
  3. Step 3: Cross multiply
    5,681.44x = 7,842.52 × 4,201.27
  4. Step 4: Simplify right side
    5,681.44x = 32,948,529.65
  5. Step 5: Solve for x
    x = 32,948,529.65/5,681.44
  6. Step 6: Final answer
    x = 5,799.33

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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.