Home / 3,476.36-5,215.00-1,011.13

Finding the Fourth Proportional to 3,476.36, 5,215.00 and 1,011.13

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Solution

The fourth proportional to 3,476.36, 5,215.00 and 1,011.13 is: 1,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.36 : 5,215.00 = 1,011.13 : x
  2. Step 2: Convert to fraction form
    3,476.36/5,215.00 = 1,011.13/x
  3. Step 3: Cross multiply
    3,476.36x = 5,215.00 × 1,011.13
  4. Step 4: Simplify right side
    3,476.36x = 5,273,027.38
  5. Step 5: Solve for x
    x = 5,273,027.38/3,476.36
  6. Step 6: Final answer
    x = 1,516.82

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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.