Home / 7,476.88-11,215.34-2,282.76

Finding the Fourth Proportional to 7,476.88, 11,215.34 and 2,282.76

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Solution

The fourth proportional to 7,476.88, 11,215.34 and 2,282.76 is: 3,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.88 : 11,215.34 = 2,282.76 : x
  2. Step 2: Convert to fraction form
    7,476.88/11,215.34 = 2,282.76/x
  3. Step 3: Cross multiply
    7,476.88x = 11,215.34 × 2,282.76
  4. Step 4: Simplify right side
    7,476.88x = 25,601,929.54
  5. Step 5: Solve for x
    x = 25,601,929.54/7,476.88
  6. Step 6: Final answer
    x = 3,424.15

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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.