Home / 7,712.12-11,562.60-4,584.70

Finding the Fourth Proportional to 7,712.12, 11,562.60 and 4,584.70

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Solution

The fourth proportional to 7,712.12, 11,562.60 and 4,584.70 is: 6,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712.12 : 11,562.60 = 4,584.70 : x
  2. Step 2: Convert to fraction form
    7,712.12/11,562.60 = 4,584.70/x
  3. Step 3: Cross multiply
    7,712.12x = 11,562.60 × 4,584.70
  4. Step 4: Simplify right side
    7,712.12x = 53,011,052.22
  5. Step 5: Solve for x
    x = 53,011,052.22/7,712.12
  6. Step 6: Final answer
    x = 6,873.73

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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.