Home / 6,107.34-9,162.23-1,947.21

Finding the Fourth Proportional to 6,107.34, 9,162.23 and 1,947.21

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Solution

The fourth proportional to 6,107.34, 9,162.23 and 1,947.21 is: 2,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.34 : 9,162.23 = 1,947.21 : x
  2. Step 2: Convert to fraction form
    6,107.34/9,162.23 = 1,947.21/x
  3. Step 3: Cross multiply
    6,107.34x = 9,162.23 × 1,947.21
  4. Step 4: Simplify right side
    6,107.34x = 17,840,785.88
  5. Step 5: Solve for x
    x = 17,840,785.88/6,107.34
  6. Step 6: Final answer
    x = 2,921.20

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Double scale
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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.