Home / 9,938.13-14,907.72-2,542.66

Finding the Fourth Proportional to 9,938.13, 14,907.72 and 2,542.66

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Solution

The fourth proportional to 9,938.13, 14,907.72 and 2,542.66 is: 3,814.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.13 : 14,907.72 = 2,542.66 : x
  2. Step 2: Convert to fraction form
    9,938.13/14,907.72 = 2,542.66/x
  3. Step 3: Cross multiply
    9,938.13x = 14,907.72 × 2,542.66
  4. Step 4: Simplify right side
    9,938.13x = 37,905,217.72
  5. Step 5: Solve for x
    x = 37,905,217.72/9,938.13
  6. Step 6: Final answer
    x = 3,814.12

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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.