Home / 3,369.14-4,649.19-1,877.12

Finding the Fourth Proportional to 3,369.14, 4,649.19 and 1,877.12

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Solution

The fourth proportional to 3,369.14, 4,649.19 and 1,877.12 is: 2,590.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.14 : 4,649.19 = 1,877.12 : x
  2. Step 2: Convert to fraction form
    3,369.14/4,649.19 = 1,877.12/x
  3. Step 3: Cross multiply
    3,369.14x = 4,649.19 × 1,877.12
  4. Step 4: Simplify right side
    3,369.14x = 8,727,087.53
  5. Step 5: Solve for x
    x = 8,727,087.53/3,369.14
  6. Step 6: Final answer
    x = 2,590.30

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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.