Home / 9,482.54-13,086.31-5,290.79

Finding the Fourth Proportional to 9,482.54, 13,086.31 and 5,290.79

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Solution

The fourth proportional to 9,482.54, 13,086.31 and 5,290.79 is: 7,301.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482.54 : 13,086.31 = 5,290.79 : x
  2. Step 2: Convert to fraction form
    9,482.54/13,086.31 = 5,290.79/x
  3. Step 3: Cross multiply
    9,482.54x = 13,086.31 × 5,290.79
  4. Step 4: Simplify right side
    9,482.54x = 69,236,839.43
  5. Step 5: Solve for x
    x = 69,236,839.43/9,482.54
  6. Step 6: Final answer
    x = 7,301.51

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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.