Home / 7,513.24-11,273.10-3,617.20

Finding the Fourth Proportional to 7,513.24, 11,273.10 and 3,617.20

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Solution

The fourth proportional to 7,513.24, 11,273.10 and 3,617.20 is: 5,427.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.24 : 11,273.10 = 3,617.20 : x
  2. Step 2: Convert to fraction form
    7,513.24/11,273.10 = 3,617.20/x
  3. Step 3: Cross multiply
    7,513.24x = 11,273.10 × 3,617.20
  4. Step 4: Simplify right side
    7,513.24x = 40,777,057.32
  5. Step 5: Solve for x
    x = 40,777,057.32/7,513.24
  6. Step 6: Final answer
    x = 5,427.36

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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.