Home / 9,216.89-13,825.34-2,291.39

Finding the Fourth Proportional to 9,216.89, 13,825.34 and 2,291.39

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Solution

The fourth proportional to 9,216.89, 13,825.34 and 2,291.39 is: 3,437.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.89 : 13,825.34 = 2,291.39 : x
  2. Step 2: Convert to fraction form
    9,216.89/13,825.34 = 2,291.39/x
  3. Step 3: Cross multiply
    9,216.89x = 13,825.34 × 2,291.39
  4. Step 4: Simplify right side
    9,216.89x = 31,679,268.93
  5. Step 5: Solve for x
    x = 31,679,268.93/9,216.89
  6. Step 6: Final answer
    x = 3,437.09

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Similar ratio
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1.5x scale

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.