Home / 5,260.96-7,260.36-3,023.56

Finding the Fourth Proportional to 5,260.96, 7,260.36 and 3,023.56

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Solution

The fourth proportional to 5,260.96, 7,260.36 and 3,023.56 is: 4,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.96 : 7,260.36 = 3,023.56 : x
  2. Step 2: Convert to fraction form
    5,260.96/7,260.36 = 3,023.56/x
  3. Step 3: Cross multiply
    5,260.96x = 7,260.36 × 3,023.56
  4. Step 4: Simplify right side
    5,260.96x = 21,952,134.08
  5. Step 5: Solve for x
    x = 21,952,134.08/5,260.96
  6. Step 6: Final answer
    x = 4,172.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.