Home / 4,825.56-7,239.24-1,539.48

Finding the Fourth Proportional to 4,825.56, 7,239.24 and 1,539.48

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Solution

The fourth proportional to 4,825.56, 7,239.24 and 1,539.48 is: 2,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.56 : 7,239.24 = 1,539.48 : x
  2. Step 2: Convert to fraction form
    4,825.56/7,239.24 = 1,539.48/x
  3. Step 3: Cross multiply
    4,825.56x = 7,239.24 × 1,539.48
  4. Step 4: Simplify right side
    4,825.56x = 11,144,665.20
  5. Step 5: Solve for x
    x = 11,144,665.20/4,825.56
  6. Step 6: Final answer
    x = 2,309.51

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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.