Home / 10,403.67-15,614.75-4,860.07

Finding the Fourth Proportional to 10,403.67, 15,614.75 and 4,860.07

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Solution

The fourth proportional to 10,403.67, 15,614.75 and 4,860.07 is: 7,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.67 : 15,614.75 = 4,860.07 : x
  2. Step 2: Convert to fraction form
    10,403.67/15,614.75 = 4,860.07/x
  3. Step 3: Cross multiply
    10,403.67x = 15,614.75 × 4,860.07
  4. Step 4: Simplify right side
    10,403.67x = 75,888,778.03
  5. Step 5: Solve for x
    x = 75,888,778.03/10,403.67
  6. Step 6: Final answer
    x = 7,294.42

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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.