Home / 9,316.07-13,974.08-2,742.25

Finding the Fourth Proportional to 9,316.07, 13,974.08 and 2,742.25

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Solution

The fourth proportional to 9,316.07, 13,974.08 and 2,742.25 is: 4,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.07 : 13,974.08 = 2,742.25 : x
  2. Step 2: Convert to fraction form
    9,316.07/13,974.08 = 2,742.25/x
  3. Step 3: Cross multiply
    9,316.07x = 13,974.08 × 2,742.25
  4. Step 4: Simplify right side
    9,316.07x = 38,320,420.88
  5. Step 5: Solve for x
    x = 38,320,420.88/9,316.07
  6. Step 6: Final answer
    x = 4,113.37

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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.