Home / 5,360.38-8,040.51-1,896.82

Finding the Fourth Proportional to 5,360.38, 8,040.51 and 1,896.82

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Solution

The fourth proportional to 5,360.38, 8,040.51 and 1,896.82 is: 2,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.38 : 8,040.51 = 1,896.82 : x
  2. Step 2: Convert to fraction form
    5,360.38/8,040.51 = 1,896.82/x
  3. Step 3: Cross multiply
    5,360.38x = 8,040.51 × 1,896.82
  4. Step 4: Simplify right side
    5,360.38x = 15,251,400.18
  5. Step 5: Solve for x
    x = 15,251,400.18/5,360.38
  6. Step 6: Final answer
    x = 2,845.21

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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.