Home / 3,382.18-5,071.77-1,533.22

Finding the Fourth Proportional to 3,382.18, 5,071.77 and 1,533.22

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Solution

The fourth proportional to 3,382.18, 5,071.77 and 1,533.22 is: 2,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.18 : 5,071.77 = 1,533.22 : x
  2. Step 2: Convert to fraction form
    3,382.18/5,071.77 = 1,533.22/x
  3. Step 3: Cross multiply
    3,382.18x = 5,071.77 × 1,533.22
  4. Step 4: Simplify right side
    3,382.18x = 7,776,126.52
  5. Step 5: Solve for x
    x = 7,776,126.52/3,382.18
  6. Step 6: Final answer
    x = 2,299.15

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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.