Home / 7,448.48-11,173.26-2,254.76

Finding the Fourth Proportional to 7,448.48, 11,173.26 and 2,254.76

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Solution

The fourth proportional to 7,448.48, 11,173.26 and 2,254.76 is: 3,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.48 : 11,173.26 = 2,254.76 : x
  2. Step 2: Convert to fraction form
    7,448.48/11,173.26 = 2,254.76/x
  3. Step 3: Cross multiply
    7,448.48x = 11,173.26 × 2,254.76
  4. Step 4: Simplify right side
    7,448.48x = 25,193,019.72
  5. Step 5: Solve for x
    x = 25,193,019.72/7,448.48
  6. Step 6: Final answer
    x = 3,382.30

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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.