Home / 11,802.30-16,287.22-6,766.82

Finding the Fourth Proportional to 11,802.30, 16,287.22 and 6,766.82

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Solution

The fourth proportional to 11,802.30, 16,287.22 and 6,766.82 is: 9,338.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.30 : 16,287.22 = 6,766.82 : x
  2. Step 2: Convert to fraction form
    11,802.30/16,287.22 = 6,766.82/x
  3. Step 3: Cross multiply
    11,802.30x = 16,287.22 × 6,766.82
  4. Step 4: Simplify right side
    11,802.30x = 110,212,686.04
  5. Step 5: Solve for x
    x = 110,212,686.04/11,802.30
  6. Step 6: Final answer
    x = 9,338.24

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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.