Home / 3,401.02-4,693.29-1,908.94

Finding the Fourth Proportional to 3,401.02, 4,693.29 and 1,908.94

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Solution

The fourth proportional to 3,401.02, 4,693.29 and 1,908.94 is: 2,634.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.02 : 4,693.29 = 1,908.94 : x
  2. Step 2: Convert to fraction form
    3,401.02/4,693.29 = 1,908.94/x
  3. Step 3: Cross multiply
    3,401.02x = 4,693.29 × 1,908.94
  4. Step 4: Simplify right side
    3,401.02x = 8,959,209.01
  5. Step 5: Solve for x
    x = 8,959,209.01/3,401.02
  6. Step 6: Final answer
    x = 2,634.27

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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.