Home / 7,873.50-11,806.53-2,325.74

Finding the Fourth Proportional to 7,873.50, 11,806.53 and 2,325.74

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Solution

The fourth proportional to 7,873.50, 11,806.53 and 2,325.74 is: 3,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873.50 : 11,806.53 = 2,325.74 : x
  2. Step 2: Convert to fraction form
    7,873.50/11,806.53 = 2,325.74/x
  3. Step 3: Cross multiply
    7,873.50x = 11,806.53 × 2,325.74
  4. Step 4: Simplify right side
    7,873.50x = 27,458,904.16
  5. Step 5: Solve for x
    x = 27,458,904.16/7,873.50
  6. Step 6: Final answer
    x = 3,487.51

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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.