Home / 3,807.16-5,707.85-2,634.05

Finding the Fourth Proportional to 3,807.16, 5,707.85 and 2,634.05

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Solution

The fourth proportional to 3,807.16, 5,707.85 and 2,634.05 is: 3,949.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.16 : 5,707.85 = 2,634.05 : x
  2. Step 2: Convert to fraction form
    3,807.16/5,707.85 = 2,634.05/x
  3. Step 3: Cross multiply
    3,807.16x = 5,707.85 × 2,634.05
  4. Step 4: Simplify right side
    3,807.16x = 15,034,746.10
  5. Step 5: Solve for x
    x = 15,034,746.10/3,807.16
  6. Step 6: Final answer
    x = 3,949.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.