Home / 7,221.45-10,832.19-2,541.60

Finding the Fourth Proportional to 7,221.45, 10,832.19 and 2,541.60

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Solution

The fourth proportional to 7,221.45, 10,832.19 and 2,541.60 is: 3,812.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221.45 : 10,832.19 = 2,541.60 : x
  2. Step 2: Convert to fraction form
    7,221.45/10,832.19 = 2,541.60/x
  3. Step 3: Cross multiply
    7,221.45x = 10,832.19 × 2,541.60
  4. Step 4: Simplify right side
    7,221.45x = 27,531,094.10
  5. Step 5: Solve for x
    x = 27,531,094.10/7,221.45
  6. Step 6: Final answer
    x = 3,812.41

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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.