Home / 6,107.18-9,160.83-1,947.15

Finding the Fourth Proportional to 6,107.18, 9,160.83 and 1,947.15

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Solution

The fourth proportional to 6,107.18, 9,160.83 and 1,947.15 is: 2,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.18 : 9,160.83 = 1,947.15 : x
  2. Step 2: Convert to fraction form
    6,107.18/9,160.83 = 1,947.15/x
  3. Step 3: Cross multiply
    6,107.18x = 9,160.83 × 1,947.15
  4. Step 4: Simplify right side
    6,107.18x = 17,837,510.13
  5. Step 5: Solve for x
    x = 17,837,510.13/6,107.18
  6. Step 6: Final answer
    x = 2,920.75

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Double scale
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Similar ratio
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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.