Home / 3,517.58-4,851.55-2,455.00

Finding the Fourth Proportional to 3,517.58, 4,851.55 and 2,455.00

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Solution

The fourth proportional to 3,517.58, 4,851.55 and 2,455.00 is: 3,386.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.58 : 4,851.55 = 2,455.00 : x
  2. Step 2: Convert to fraction form
    3,517.58/4,851.55 = 2,455.00/x
  3. Step 3: Cross multiply
    3,517.58x = 4,851.55 × 2,455.00
  4. Step 4: Simplify right side
    3,517.58x = 11,910,571.79
  5. Step 5: Solve for x
    x = 11,910,571.79/3,517.58
  6. Step 6: Final answer
    x = 3,386.02

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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.