Home / 3,476.39-5,215.41-1,011.15

Finding the Fourth Proportional to 3,476.39, 5,215.41 and 1,011.15

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Solution

The fourth proportional to 3,476.39, 5,215.41 and 1,011.15 is: 1,516.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.39 : 5,215.41 = 1,011.15 : x
  2. Step 2: Convert to fraction form
    3,476.39/5,215.41 = 1,011.15/x
  3. Step 3: Cross multiply
    3,476.39x = 5,215.41 × 1,011.15
  4. Step 4: Simplify right side
    3,476.39x = 5,273,561.82
  5. Step 5: Solve for x
    x = 5,273,561.82/3,476.39
  6. Step 6: Final answer
    x = 1,516.97

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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.