Home / 3,349.80-4,622.69-1,837.38

Finding the Fourth Proportional to 3,349.80, 4,622.69 and 1,837.38

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Solution

The fourth proportional to 3,349.80, 4,622.69 and 1,837.38 is: 2,535.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.80 : 4,622.69 = 1,837.38 : x
  2. Step 2: Convert to fraction form
    3,349.80/4,622.69 = 1,837.38/x
  3. Step 3: Cross multiply
    3,349.80x = 4,622.69 × 1,837.38
  4. Step 4: Simplify right side
    3,349.80x = 8,493,638.15
  5. Step 5: Solve for x
    x = 8,493,638.15/3,349.80
  6. Step 6: Final answer
    x = 2,535.57

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Half scale
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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.