Home / 9,938.34-14,907.45-2,542.79

Finding the Fourth Proportional to 9,938.34, 14,907.45 and 2,542.79

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Solution

The fourth proportional to 9,938.34, 14,907.45 and 2,542.79 is: 3,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.34 : 14,907.45 = 2,542.79 : x
  2. Step 2: Convert to fraction form
    9,938.34/14,907.45 = 2,542.79/x
  3. Step 3: Cross multiply
    9,938.34x = 14,907.45 × 2,542.79
  4. Step 4: Simplify right side
    9,938.34x = 37,906,514.79
  5. Step 5: Solve for x
    x = 37,906,514.79/9,938.34
  6. Step 6: Final answer
    x = 3,814.17

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1.5x scale

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.