Home / 11,924.48-16,458.80-6,891.62

Finding the Fourth Proportional to 11,924.48, 16,458.80 and 6,891.62

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Solution

The fourth proportional to 11,924.48, 16,458.80 and 6,891.62 is: 9,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.48 : 16,458.80 = 6,891.62 : x
  2. Step 2: Convert to fraction form
    11,924.48/16,458.80 = 6,891.62/x
  3. Step 3: Cross multiply
    11,924.48x = 16,458.80 × 6,891.62
  4. Step 4: Simplify right side
    11,924.48x = 113,427,678.50
  5. Step 5: Solve for x
    x = 113,427,678.50/11,924.48
  6. Step 6: Final answer
    x = 9,512.17

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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.