Home / 3,628.36-5,005.16-2,447.38

Finding the Fourth Proportional to 3,628.36, 5,005.16 and 2,447.38

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Solution

The fourth proportional to 3,628.36, 5,005.16 and 2,447.38 is: 3,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.36 : 5,005.16 = 2,447.38 : x
  2. Step 2: Convert to fraction form
    3,628.36/5,005.16 = 2,447.38/x
  3. Step 3: Cross multiply
    3,628.36x = 5,005.16 × 2,447.38
  4. Step 4: Simplify right side
    3,628.36x = 12,249,528.48
  5. Step 5: Solve for x
    x = 12,249,528.48/3,628.36
  6. Step 6: Final answer
    x = 3,376.05

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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.