Home / 6,890.22-10,326.08-3,765.54

Finding the Fourth Proportional to 6,890.22, 10,326.08 and 3,765.54

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Solution

The fourth proportional to 6,890.22, 10,326.08 and 3,765.54 is: 5,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.22 : 10,326.08 = 3,765.54 : x
  2. Step 2: Convert to fraction form
    6,890.22/10,326.08 = 3,765.54/x
  3. Step 3: Cross multiply
    6,890.22x = 10,326.08 × 3,765.54
  4. Step 4: Simplify right side
    6,890.22x = 38,883,248.46
  5. Step 5: Solve for x
    x = 38,883,248.46/6,890.22
  6. Step 6: Final answer
    x = 5,643.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.