Home / 4,015.83-5,541.54-2,247.21

Finding the Fourth Proportional to 4,015.83, 5,541.54 and 2,247.21

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Solution

The fourth proportional to 4,015.83, 5,541.54 and 2,247.21 is: 3,100.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.83 : 5,541.54 = 2,247.21 : x
  2. Step 2: Convert to fraction form
    4,015.83/5,541.54 = 2,247.21/x
  3. Step 3: Cross multiply
    4,015.83x = 5,541.54 × 2,247.21
  4. Step 4: Simplify right side
    4,015.83x = 12,453,004.10
  5. Step 5: Solve for x
    x = 12,453,004.10/4,015.83
  6. Step 6: Final answer
    x = 3,100.98

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Half scale
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Double scale
Find fourth proportional to 4,016.83, 5,542.92 and 2,248.21
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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.