Home / 11,100.07-16,672.24-6,947.47

Finding the Fourth Proportional to 11,100.07, 16,672.24 and 6,947.47

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Solution

The fourth proportional to 11,100.07, 16,672.24 and 6,947.47 is: 10,435.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.07 : 16,672.24 = 6,947.47 : x
  2. Step 2: Convert to fraction form
    11,100.07/16,672.24 = 6,947.47/x
  3. Step 3: Cross multiply
    11,100.07x = 16,672.24 × 6,947.47
  4. Step 4: Simplify right side
    11,100.07x = 115,829,803.87
  5. Step 5: Solve for x
    x = 115,829,803.87/11,100.07
  6. Step 6: Final answer
    x = 10,435.06

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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.