Home / 9,326.10-13,985.89-2,750.54

Finding the Fourth Proportional to 9,326.10, 13,985.89 and 2,750.54

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Solution

The fourth proportional to 9,326.10, 13,985.89 and 2,750.54 is: 4,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.10 : 13,985.89 = 2,750.54 : x
  2. Step 2: Convert to fraction form
    9,326.10/13,985.89 = 2,750.54/x
  3. Step 3: Cross multiply
    9,326.10x = 13,985.89 × 2,750.54
  4. Step 4: Simplify right side
    9,326.10x = 38,468,749.88
  5. Step 5: Solve for x
    x = 38,468,749.88/9,326.10
  6. Step 6: Final answer
    x = 4,124.85

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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.