Home / 7,606.16-11,404.35-3,166.90

Finding the Fourth Proportional to 7,606.16, 11,404.35 and 3,166.90

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Solution

The fourth proportional to 7,606.16, 11,404.35 and 3,166.90 is: 4,748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606.16 : 11,404.35 = 3,166.90 : x
  2. Step 2: Convert to fraction form
    7,606.16/11,404.35 = 3,166.90/x
  3. Step 3: Cross multiply
    7,606.16x = 11,404.35 × 3,166.90
  4. Step 4: Simplify right side
    7,606.16x = 36,116,407.50
  5. Step 5: Solve for x
    x = 36,116,407.50/7,606.16
  6. Step 6: Final answer
    x = 4,748.31

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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.