Home / 3,515.10-4,851.69-2,023.80

Finding the Fourth Proportional to 3,515.10, 4,851.69 and 2,023.80

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Solution

The fourth proportional to 3,515.10, 4,851.69 and 2,023.80 is: 2,793.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.10 : 4,851.69 = 2,023.80 : x
  2. Step 2: Convert to fraction form
    3,515.10/4,851.69 = 2,023.80/x
  3. Step 3: Cross multiply
    3,515.10x = 4,851.69 × 2,023.80
  4. Step 4: Simplify right side
    3,515.10x = 9,818,850.22
  5. Step 5: Solve for x
    x = 9,818,850.22/3,515.10
  6. Step 6: Final answer
    x = 2,793.33

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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.