Home / 7,448.22-11,172.33-4,867.56

Finding the Fourth Proportional to 7,448.22, 11,172.33 and 4,867.56

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Solution

The fourth proportional to 7,448.22, 11,172.33 and 4,867.56 is: 7,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.22 : 11,172.33 = 4,867.56 : x
  2. Step 2: Convert to fraction form
    7,448.22/11,172.33 = 4,867.56/x
  3. Step 3: Cross multiply
    7,448.22x = 11,172.33 × 4,867.56
  4. Step 4: Simplify right side
    7,448.22x = 54,381,986.61
  5. Step 5: Solve for x
    x = 54,381,986.61/7,448.22
  6. Step 6: Final answer
    x = 7,301.34

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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.