Home / 9,326.88-13,985.90-3,399.57

Finding the Fourth Proportional to 9,326.88, 13,985.90 and 3,399.57

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Solution

The fourth proportional to 9,326.88, 13,985.90 and 3,399.57 is: 5,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.88 : 13,985.90 = 3,399.57 : x
  2. Step 2: Convert to fraction form
    9,326.88/13,985.90 = 3,399.57/x
  3. Step 3: Cross multiply
    9,326.88x = 13,985.90 × 3,399.57
  4. Step 4: Simplify right side
    9,326.88x = 47,546,041.81
  5. Step 5: Solve for x
    x = 47,546,041.81/9,326.88
  6. Step 6: Final answer
    x = 5,097.74

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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.