Home / 5,039.88-7,560.36-2,847.48

Finding the Fourth Proportional to 5,039.88, 7,560.36 and 2,847.48

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Solution

The fourth proportional to 5,039.88, 7,560.36 and 2,847.48 is: 4,271.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.88 : 7,560.36 = 2,847.48 : x
  2. Step 2: Convert to fraction form
    5,039.88/7,560.36 = 2,847.48/x
  3. Step 3: Cross multiply
    5,039.88x = 7,560.36 × 2,847.48
  4. Step 4: Simplify right side
    5,039.88x = 21,527,973.89
  5. Step 5: Solve for x
    x = 21,527,973.89/5,039.88
  6. Step 6: Final answer
    x = 4,271.53

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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.