Home / 5,309.22-7,326.92-3,040.98

Finding the Fourth Proportional to 5,309.22, 7,326.92 and 3,040.98

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Solution

The fourth proportional to 5,309.22, 7,326.92 and 3,040.98 is: 4,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.22 : 7,326.92 = 3,040.98 : x
  2. Step 2: Convert to fraction form
    5,309.22/7,326.92 = 3,040.98/x
  3. Step 3: Cross multiply
    5,309.22x = 7,326.92 × 3,040.98
  4. Step 4: Simplify right side
    5,309.22x = 22,281,017.18
  5. Step 5: Solve for x
    x = 22,281,017.18/5,309.22
  6. Step 6: Final answer
    x = 4,196.66

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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.