Home / 5,040.88-7,554.42-3,807.28

Finding the Fourth Proportional to 5,040.88, 7,554.42 and 3,807.28

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Solution

The fourth proportional to 5,040.88, 7,554.42 and 3,807.28 is: 5,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.88 : 7,554.42 = 3,807.28 : x
  2. Step 2: Convert to fraction form
    5,040.88/7,554.42 = 3,807.28/x
  3. Step 3: Cross multiply
    5,040.88x = 7,554.42 × 3,807.28
  4. Step 4: Simplify right side
    5,040.88x = 28,761,792.18
  5. Step 5: Solve for x
    x = 28,761,792.18/5,040.88
  6. Step 6: Final answer
    x = 5,705.71

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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.