Home / 11,326.71-15,627.09-6,848.76

Finding the Fourth Proportional to 11,326.71, 15,627.09 and 6,848.76

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Solution

The fourth proportional to 11,326.71, 15,627.09 and 6,848.76 is: 9,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.71 : 15,627.09 = 6,848.76 : x
  2. Step 2: Convert to fraction form
    11,326.71/15,627.09 = 6,848.76/x
  3. Step 3: Cross multiply
    11,326.71x = 15,627.09 × 6,848.76
  4. Step 4: Simplify right side
    11,326.71x = 107,026,188.91
  5. Step 5: Solve for x
    x = 107,026,188.91/11,326.71
  6. Step 6: Final answer
    x = 9,449.01

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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.