Home / 11,088.10-15,291.39-8,262.46

Finding the Fourth Proportional to 11,088.10, 15,291.39 and 8,262.46

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Solution

The fourth proportional to 11,088.10, 15,291.39 and 8,262.46 is: 11,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.10 : 15,291.39 = 8,262.46 : x
  2. Step 2: Convert to fraction form
    11,088.10/15,291.39 = 8,262.46/x
  3. Step 3: Cross multiply
    11,088.10x = 15,291.39 × 8,262.46
  4. Step 4: Simplify right side
    11,088.10x = 126,344,498.22
  5. Step 5: Solve for x
    x = 126,344,498.22/11,088.10
  6. Step 6: Final answer
    x = 11,394.60

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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.