Home / 11,780.69-17,671.04-5,536.12

Finding the Fourth Proportional to 11,780.69, 17,671.04 and 5,536.12

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Solution

The fourth proportional to 11,780.69, 17,671.04 and 5,536.12 is: 8,304.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780.69 : 17,671.04 = 5,536.12 : x
  2. Step 2: Convert to fraction form
    11,780.69/17,671.04 = 5,536.12/x
  3. Step 3: Cross multiply
    11,780.69x = 17,671.04 × 5,536.12
  4. Step 4: Simplify right side
    11,780.69x = 97,828,881.93
  5. Step 5: Solve for x
    x = 97,828,881.93/11,780.69
  6. Step 6: Final answer
    x = 8,304.18

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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.