Home / 6,106.87-9,160.82-1,947.47

Finding the Fourth Proportional to 6,106.87, 9,160.82 and 1,947.47

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Solution

The fourth proportional to 6,106.87, 9,160.82 and 1,947.47 is: 2,921.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.87 : 9,160.82 = 1,947.47 : x
  2. Step 2: Convert to fraction form
    6,106.87/9,160.82 = 1,947.47/x
  3. Step 3: Cross multiply
    6,106.87x = 9,160.82 × 1,947.47
  4. Step 4: Simplify right side
    6,106.87x = 17,840,422.13
  5. Step 5: Solve for x
    x = 17,840,422.13/6,106.87
  6. Step 6: Final answer
    x = 2,921.37

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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.