Home / 3,628.31-5,007.11-2,035.31

Finding the Fourth Proportional to 3,628.31, 5,007.11 and 2,035.31

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Solution

The fourth proportional to 3,628.31, 5,007.11 and 2,035.31 is: 2,808.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.31 : 5,007.11 = 2,035.31 : x
  2. Step 2: Convert to fraction form
    3,628.31/5,007.11 = 2,035.31/x
  3. Step 3: Cross multiply
    3,628.31x = 5,007.11 × 2,035.31
  4. Step 4: Simplify right side
    3,628.31x = 10,191,001.11
  5. Step 5: Solve for x
    x = 10,191,001.11/3,628.31
  6. Step 6: Final answer
    x = 2,808.75

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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.