Home / 11,266.09-15,547.11-6,486.97

Finding the Fourth Proportional to 11,266.09, 15,547.11 and 6,486.97

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Solution

The fourth proportional to 11,266.09, 15,547.11 and 6,486.97 is: 8,951.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,266.09 : 15,547.11 = 6,486.97 : x
  2. Step 2: Convert to fraction form
    11,266.09/15,547.11 = 6,486.97/x
  3. Step 3: Cross multiply
    11,266.09x = 15,547.11 × 6,486.97
  4. Step 4: Simplify right side
    11,266.09x = 100,853,636.16
  5. Step 5: Solve for x
    x = 100,853,636.16/11,266.09
  6. Step 6: Final answer
    x = 8,951.96

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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.