Home / 7,303.16-10,961.25-3,409.76

Finding the Fourth Proportional to 7,303.16, 10,961.25 and 3,409.76

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Solution

The fourth proportional to 7,303.16, 10,961.25 and 3,409.76 is: 5,117.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.16 : 10,961.25 = 3,409.76 : x
  2. Step 2: Convert to fraction form
    7,303.16/10,961.25 = 3,409.76/x
  3. Step 3: Cross multiply
    7,303.16x = 10,961.25 × 3,409.76
  4. Step 4: Simplify right side
    7,303.16x = 37,375,231.80
  5. Step 5: Solve for x
    x = 37,375,231.80/7,303.16
  6. Step 6: Final answer
    x = 5,117.68

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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.