Home / 5,722.13-7,896.65-3,238.13

Finding the Fourth Proportional to 5,722.13, 7,896.65 and 3,238.13

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Solution

The fourth proportional to 5,722.13, 7,896.65 and 3,238.13 is: 4,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.13 : 7,896.65 = 3,238.13 : x
  2. Step 2: Convert to fraction form
    5,722.13/7,896.65 = 3,238.13/x
  3. Step 3: Cross multiply
    5,722.13x = 7,896.65 × 3,238.13
  4. Step 4: Simplify right side
    5,722.13x = 25,570,379.26
  5. Step 5: Solve for x
    x = 25,570,379.26/5,722.13
  6. Step 6: Final answer
    x = 4,468.68

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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.