Home / 11,451.69-17,159.76-5,522.19

Finding the Fourth Proportional to 11,451.69, 17,159.76 and 5,522.19

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Solution

The fourth proportional to 11,451.69, 17,159.76 and 5,522.19 is: 8,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.69 : 17,159.76 = 5,522.19 : x
  2. Step 2: Convert to fraction form
    11,451.69/17,159.76 = 5,522.19/x
  3. Step 3: Cross multiply
    11,451.69x = 17,159.76 × 5,522.19
  4. Step 4: Simplify right side
    11,451.69x = 94,759,455.07
  5. Step 5: Solve for x
    x = 94,759,455.07/11,451.69
  6. Step 6: Final answer
    x = 8,274.71

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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.