Home / 6,947.24-10,427.91-6,161.75

Finding the Fourth Proportional to 6,947.24, 10,427.91 and 6,161.75

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Solution

The fourth proportional to 6,947.24, 10,427.91 and 6,161.75 is: 9,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.24 : 10,427.91 = 6,161.75 : x
  2. Step 2: Convert to fraction form
    6,947.24/10,427.91 = 6,161.75/x
  3. Step 3: Cross multiply
    6,947.24x = 10,427.91 × 6,161.75
  4. Step 4: Simplify right side
    6,947.24x = 64,254,174.44
  5. Step 5: Solve for x
    x = 64,254,174.44/6,947.24
  6. Step 6: Final answer
    x = 9,248.88

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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.