Home / 3,401.02-4,693.39-1,908.93

Finding the Fourth Proportional to 3,401.02, 4,693.39 and 1,908.93

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Solution

The fourth proportional to 3,401.02, 4,693.39 and 1,908.93 is: 2,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.02 : 4,693.39 = 1,908.93 : x
  2. Step 2: Convert to fraction form
    3,401.02/4,693.39 = 1,908.93/x
  3. Step 3: Cross multiply
    3,401.02x = 4,693.39 × 1,908.93
  4. Step 4: Simplify right side
    3,401.02x = 8,959,352.97
  5. Step 5: Solve for x
    x = 8,959,352.97/3,401.02
  6. Step 6: Final answer
    x = 2,634.31

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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.