Home / 11,334.52-15,642.65-6,299.76

Finding the Fourth Proportional to 11,334.52, 15,642.65 and 6,299.76

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Solution

The fourth proportional to 11,334.52, 15,642.65 and 6,299.76 is: 8,694.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334.52 : 15,642.65 = 6,299.76 : x
  2. Step 2: Convert to fraction form
    11,334.52/15,642.65 = 6,299.76/x
  3. Step 3: Cross multiply
    11,334.52x = 15,642.65 × 6,299.76
  4. Step 4: Simplify right side
    11,334.52x = 98,544,940.76
  5. Step 5: Solve for x
    x = 98,544,940.76/11,334.52
  6. Step 6: Final answer
    x = 8,694.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.