Home / 3,366.33-5,045.54-1,515.28

Finding the Fourth Proportional to 3,366.33, 5,045.54 and 1,515.28

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Solution

The fourth proportional to 3,366.33, 5,045.54 and 1,515.28 is: 2,271.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.33 : 5,045.54 = 1,515.28 : x
  2. Step 2: Convert to fraction form
    3,366.33/5,045.54 = 1,515.28/x
  3. Step 3: Cross multiply
    3,366.33x = 5,045.54 × 1,515.28
  4. Step 4: Simplify right side
    3,366.33x = 7,645,405.85
  5. Step 5: Solve for x
    x = 7,645,405.85/3,366.33
  6. Step 6: Final answer
    x = 2,271.14

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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.