Home / 3,637.38-5,019.65-2,065.57

Finding the Fourth Proportional to 3,637.38, 5,019.65 and 2,065.57

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Solution

The fourth proportional to 3,637.38, 5,019.65 and 2,065.57 is: 2,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.38 : 5,019.65 = 2,065.57 : x
  2. Step 2: Convert to fraction form
    3,637.38/5,019.65 = 2,065.57/x
  3. Step 3: Cross multiply
    3,637.38x = 5,019.65 × 2,065.57
  4. Step 4: Simplify right side
    3,637.38x = 10,368,438.45
  5. Step 5: Solve for x
    x = 10,368,438.45/3,637.38
  6. Step 6: Final answer
    x = 2,850.52

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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.