Home / 11,841.66-16,340.80-6,536.47

Finding the Fourth Proportional to 11,841.66, 16,340.80 and 6,536.47

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Solution

The fourth proportional to 11,841.66, 16,340.80 and 6,536.47 is: 9,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.66 : 16,340.80 = 6,536.47 : x
  2. Step 2: Convert to fraction form
    11,841.66/16,340.80 = 6,536.47/x
  3. Step 3: Cross multiply
    11,841.66x = 16,340.80 × 6,536.47
  4. Step 4: Simplify right side
    11,841.66x = 106,811,148.98
  5. Step 5: Solve for x
    x = 106,811,148.98/11,841.66
  6. Step 6: Final answer
    x = 9,019.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.