Home / 7,606.72-11,404.08-2,409.76

Finding the Fourth Proportional to 7,606.72, 11,404.08 and 2,409.76

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Solution

The fourth proportional to 7,606.72, 11,404.08 and 2,409.76 is: 3,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606.72 : 11,404.08 = 2,409.76 : x
  2. Step 2: Convert to fraction form
    7,606.72/11,404.08 = 2,409.76/x
  3. Step 3: Cross multiply
    7,606.72x = 11,404.08 × 2,409.76
  4. Step 4: Simplify right side
    7,606.72x = 27,481,095.82
  5. Step 5: Solve for x
    x = 27,481,095.82/7,606.72
  6. Step 6: Final answer
    x = 3,612.74

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1.5x scale

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.