Home / 3,693.10-5,098.36-2,851.92

Finding the Fourth Proportional to 3,693.10, 5,098.36 and 2,851.92

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Solution

The fourth proportional to 3,693.10, 5,098.36 and 2,851.92 is: 3,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.10 : 5,098.36 = 2,851.92 : x
  2. Step 2: Convert to fraction form
    3,693.10/5,098.36 = 2,851.92/x
  3. Step 3: Cross multiply
    3,693.10x = 5,098.36 × 2,851.92
  4. Step 4: Simplify right side
    3,693.10x = 14,540,089.36
  5. Step 5: Solve for x
    x = 14,540,089.36/3,693.10
  6. Step 6: Final answer
    x = 3,937.10

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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.