Home / 3,548.25-4,896.54-1,976.34

Finding the Fourth Proportional to 3,548.25, 4,896.54 and 1,976.34

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Solution

The fourth proportional to 3,548.25, 4,896.54 and 1,976.34 is: 2,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.25 : 4,896.54 = 1,976.34 : x
  2. Step 2: Convert to fraction form
    3,548.25/4,896.54 = 1,976.34/x
  3. Step 3: Cross multiply
    3,548.25x = 4,896.54 × 1,976.34
  4. Step 4: Simplify right side
    3,548.25x = 9,677,227.86
  5. Step 5: Solve for x
    x = 9,677,227.86/3,548.25
  6. Step 6: Final answer
    x = 2,727.32

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Half scale
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Double scale
Find fourth proportional to 3,549.25, 4,897.92 and 1,977.34
Similar ratio
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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.