Home / 3,515.78-4,852.80-2,024.75

Finding the Fourth Proportional to 3,515.78, 4,852.80 and 2,024.75

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Solution

The fourth proportional to 3,515.78, 4,852.80 and 2,024.75 is: 2,794.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.78 : 4,852.80 = 2,024.75 : x
  2. Step 2: Convert to fraction form
    3,515.78/4,852.80 = 2,024.75/x
  3. Step 3: Cross multiply
    3,515.78x = 4,852.80 × 2,024.75
  4. Step 4: Simplify right side
    3,515.78x = 9,825,718.93
  5. Step 5: Solve for x
    x = 9,825,718.93/3,515.78
  6. Step 6: Final answer
    x = 2,794.75

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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.