Home / 11,080.83-15,291.54-6,365.28

Finding the Fourth Proportional to 11,080.83, 15,291.54 and 6,365.28

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Solution

The fourth proportional to 11,080.83, 15,291.54 and 6,365.28 is: 8,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.83 : 15,291.54 = 6,365.28 : x
  2. Step 2: Convert to fraction form
    11,080.83/15,291.54 = 6,365.28/x
  3. Step 3: Cross multiply
    11,080.83x = 15,291.54 × 6,365.28
  4. Step 4: Simplify right side
    11,080.83x = 97,334,933.73
  5. Step 5: Solve for x
    x = 97,334,933.73/11,080.83
  6. Step 6: Final answer
    x = 8,784.08

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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.