Home / 4,825.98-7,239.49-1,707.80

Finding the Fourth Proportional to 4,825.98, 7,239.49 and 1,707.80

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Solution

The fourth proportional to 4,825.98, 7,239.49 and 1,707.80 is: 2,561.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.98 : 7,239.49 = 1,707.80 : x
  2. Step 2: Convert to fraction form
    4,825.98/7,239.49 = 1,707.80/x
  3. Step 3: Cross multiply
    4,825.98x = 7,239.49 × 1,707.80
  4. Step 4: Simplify right side
    4,825.98x = 12,363,560.56
  5. Step 5: Solve for x
    x = 12,363,560.56/4,825.98
  6. Step 6: Final answer
    x = 2,561.88

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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.