Home / 5,309.43-7,327.80-3,822.27

Finding the Fourth Proportional to 5,309.43, 7,327.80 and 3,822.27

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Solution

The fourth proportional to 5,309.43, 7,327.80 and 3,822.27 is: 5,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.43 : 7,327.80 = 3,822.27 : x
  2. Step 2: Convert to fraction form
    5,309.43/7,327.80 = 3,822.27/x
  3. Step 3: Cross multiply
    5,309.43x = 7,327.80 × 3,822.27
  4. Step 4: Simplify right side
    5,309.43x = 28,008,830.11
  5. Step 5: Solve for x
    x = 28,008,830.11/5,309.43
  6. Step 6: Final answer
    x = 5,275.30

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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.