Home / 6,947.36-10,416.92-2,789.34

Finding the Fourth Proportional to 6,947.36, 10,416.92 and 2,789.34

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Solution

The fourth proportional to 6,947.36, 10,416.92 and 2,789.34 is: 4,182.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.36 : 10,416.92 = 2,789.34 : x
  2. Step 2: Convert to fraction form
    6,947.36/10,416.92 = 2,789.34/x
  3. Step 3: Cross multiply
    6,947.36x = 10,416.92 × 2,789.34
  4. Step 4: Simplify right side
    6,947.36x = 29,056,331.63
  5. Step 5: Solve for x
    x = 29,056,331.63/6,947.36
  6. Step 6: Final answer
    x = 4,182.36

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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.