Home / 7,853.35-11,780.22-2,306.11

Finding the Fourth Proportional to 7,853.35, 11,780.22 and 2,306.11

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Solution

The fourth proportional to 7,853.35, 11,780.22 and 2,306.11 is: 3,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.35 : 11,780.22 = 2,306.11 : x
  2. Step 2: Convert to fraction form
    7,853.35/11,780.22 = 2,306.11/x
  3. Step 3: Cross multiply
    7,853.35x = 11,780.22 × 2,306.11
  4. Step 4: Simplify right side
    7,853.35x = 27,166,483.14
  5. Step 5: Solve for x
    x = 27,166,483.14/7,853.35
  6. Step 6: Final answer
    x = 3,459.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.