Home / 7,506.78-11,259.71-2,241.81

Finding the Fourth Proportional to 7,506.78, 11,259.71 and 2,241.81

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Solution

The fourth proportional to 7,506.78, 11,259.71 and 2,241.81 is: 3,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.78 : 11,259.71 = 2,241.81 : x
  2. Step 2: Convert to fraction form
    7,506.78/11,259.71 = 2,241.81/x
  3. Step 3: Cross multiply
    7,506.78x = 11,259.71 × 2,241.81
  4. Step 4: Simplify right side
    7,506.78x = 25,242,074.18
  5. Step 5: Solve for x
    x = 25,242,074.18/7,506.78
  6. Step 6: Final answer
    x = 3,362.57

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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.