Home / 10,910.64-15,057.27-6,437.01

Finding the Fourth Proportional to 10,910.64, 15,057.27 and 6,437.01

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Solution

The fourth proportional to 10,910.64, 15,057.27 and 6,437.01 is: 8,883.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.64 : 15,057.27 = 6,437.01 : x
  2. Step 2: Convert to fraction form
    10,910.64/15,057.27 = 6,437.01/x
  3. Step 3: Cross multiply
    10,910.64x = 15,057.27 × 6,437.01
  4. Step 4: Simplify right side
    10,910.64x = 96,923,797.56
  5. Step 5: Solve for x
    x = 96,923,797.56/10,910.64
  6. Step 6: Final answer
    x = 8,883.42

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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.