Home / 7,566.76-11,353.98-3,409.60

Finding the Fourth Proportional to 7,566.76, 11,353.98 and 3,409.60

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Solution

The fourth proportional to 7,566.76, 11,353.98 and 3,409.60 is: 5,116.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.76 : 11,353.98 = 3,409.60 : x
  2. Step 2: Convert to fraction form
    7,566.76/11,353.98 = 3,409.60/x
  3. Step 3: Cross multiply
    7,566.76x = 11,353.98 × 3,409.60
  4. Step 4: Simplify right side
    7,566.76x = 38,712,530.21
  5. Step 5: Solve for x
    x = 38,712,530.21/7,566.76
  6. Step 6: Final answer
    x = 5,116.13

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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.