Home / 11,883.08-16,398.57-6,577.79

Finding the Fourth Proportional to 11,883.08, 16,398.57 and 6,577.79

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Solution

The fourth proportional to 11,883.08, 16,398.57 and 6,577.79 is: 9,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.08 : 16,398.57 = 6,577.79 : x
  2. Step 2: Convert to fraction form
    11,883.08/16,398.57 = 6,577.79/x
  3. Step 3: Cross multiply
    11,883.08x = 16,398.57 × 6,577.79
  4. Step 4: Simplify right side
    11,883.08x = 107,866,349.76
  5. Step 5: Solve for x
    x = 107,866,349.76/11,883.08
  6. Step 6: Final answer
    x = 9,077.31

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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.