Home / 3,548.14-4,896.34-1,976.20

Finding the Fourth Proportional to 3,548.14, 4,896.34 and 1,976.20

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Solution

The fourth proportional to 3,548.14, 4,896.34 and 1,976.20 is: 2,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.14 : 4,896.34 = 1,976.20 : x
  2. Step 2: Convert to fraction form
    3,548.14/4,896.34 = 1,976.20/x
  3. Step 3: Cross multiply
    3,548.14x = 4,896.34 × 1,976.20
  4. Step 4: Simplify right side
    3,548.14x = 9,676,147.11
  5. Step 5: Solve for x
    x = 9,676,147.11/3,548.14
  6. Step 6: Final answer
    x = 2,727.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.