Home / 10,308.43-15,450-5,904.46

Finding the Fourth Proportional to 10,308.43, 15,450 and 5,904.46

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Solution

The fourth proportional to 10,308.43, 15,450 and 5,904.46 is: 8,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.43 : 15,450 = 5,904.46 : x
  2. Step 2: Convert to fraction form
    10,308.43/15,450 = 5,904.46/x
  3. Step 3: Cross multiply
    10,308.43x = 15,450 × 5,904.46
  4. Step 4: Simplify right side
    10,308.43x = 91,223,907
  5. Step 5: Solve for x
    x = 91,223,907/10,308.43
  6. Step 6: Final answer
    x = 8,849.45

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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.