Home / 3,837.24-5,750.34-1,890.81

Finding the Fourth Proportional to 3,837.24, 5,750.34 and 1,890.81

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Solution

The fourth proportional to 3,837.24, 5,750.34 and 1,890.81 is: 2,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.24 : 5,750.34 = 1,890.81 : x
  2. Step 2: Convert to fraction form
    3,837.24/5,750.34 = 1,890.81/x
  3. Step 3: Cross multiply
    3,837.24x = 5,750.34 × 1,890.81
  4. Step 4: Simplify right side
    3,837.24x = 10,872,800.38
  5. Step 5: Solve for x
    x = 10,872,800.38/3,837.24
  6. Step 6: Final answer
    x = 2,833.50

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1.5x scale

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.