Home / 11,870.88-17,822.52-6,031.62

Finding the Fourth Proportional to 11,870.88, 17,822.52 and 6,031.62

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Solution

The fourth proportional to 11,870.88, 17,822.52 and 6,031.62 is: 9,055.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870.88 : 17,822.52 = 6,031.62 : x
  2. Step 2: Convert to fraction form
    11,870.88/17,822.52 = 6,031.62/x
  3. Step 3: Cross multiply
    11,870.88x = 17,822.52 × 6,031.62
  4. Step 4: Simplify right side
    11,870.88x = 107,498,668.08
  5. Step 5: Solve for x
    x = 107,498,668.08/11,870.88
  6. Step 6: Final answer
    x = 9,055.66

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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.