Home / 9,306.54-13,956.83-3,065.12

Finding the Fourth Proportional to 9,306.54, 13,956.83 and 3,065.12

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Solution

The fourth proportional to 9,306.54, 13,956.83 and 3,065.12 is: 4,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.54 : 13,956.83 = 3,065.12 : x
  2. Step 2: Convert to fraction form
    9,306.54/13,956.83 = 3,065.12/x
  3. Step 3: Cross multiply
    9,306.54x = 13,956.83 × 3,065.12
  4. Step 4: Simplify right side
    9,306.54x = 42,779,273.66
  5. Step 5: Solve for x
    x = 42,779,273.66/9,306.54
  6. Step 6: Final answer
    x = 4,596.69

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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.