Home / 7,756.13-11,634.17-3,371.19

Finding the Fourth Proportional to 7,756.13, 11,634.17 and 3,371.19

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Solution

The fourth proportional to 7,756.13, 11,634.17 and 3,371.19 is: 5,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.13 : 11,634.17 = 3,371.19 : x
  2. Step 2: Convert to fraction form
    7,756.13/11,634.17 = 3,371.19/x
  3. Step 3: Cross multiply
    7,756.13x = 11,634.17 × 3,371.19
  4. Step 4: Simplify right side
    7,756.13x = 39,220,980.71
  5. Step 5: Solve for x
    x = 39,220,980.71/7,756.13
  6. Step 6: Final answer
    x = 5,056.78

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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.