Home / 3,369.33-4,649.45-1,877.22

Finding the Fourth Proportional to 3,369.33, 4,649.45 and 1,877.22

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Solution

The fourth proportional to 3,369.33, 4,649.45 and 1,877.22 is: 2,590.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.33 : 4,649.45 = 1,877.22 : x
  2. Step 2: Convert to fraction form
    3,369.33/4,649.45 = 1,877.22/x
  3. Step 3: Cross multiply
    3,369.33x = 4,649.45 × 1,877.22
  4. Step 4: Simplify right side
    3,369.33x = 8,728,031.14
  5. Step 5: Solve for x
    x = 8,728,031.14/3,369.33
  6. Step 6: Final answer
    x = 2,590.44

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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.