Home / 4,825.89-7,239.24-1,539.45

Finding the Fourth Proportional to 4,825.89, 7,239.24 and 1,539.45

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Solution

The fourth proportional to 4,825.89, 7,239.24 and 1,539.45 is: 2,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.89 : 7,239.24 = 1,539.45 : x
  2. Step 2: Convert to fraction form
    4,825.89/7,239.24 = 1,539.45/x
  3. Step 3: Cross multiply
    4,825.89x = 7,239.24 × 1,539.45
  4. Step 4: Simplify right side
    4,825.89x = 11,144,448.02
  5. Step 5: Solve for x
    x = 11,144,448.02/4,825.89
  6. Step 6: Final answer
    x = 2,309.30

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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.