Home / 3,369.29-4,649.20-1,877.10

Finding the Fourth Proportional to 3,369.29, 4,649.20 and 1,877.10

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Solution

The fourth proportional to 3,369.29, 4,649.20 and 1,877.10 is: 2,590.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.29 : 4,649.20 = 1,877.10 : x
  2. Step 2: Convert to fraction form
    3,369.29/4,649.20 = 1,877.10/x
  3. Step 3: Cross multiply
    3,369.29x = 4,649.20 × 1,877.10
  4. Step 4: Simplify right side
    3,369.29x = 8,726,980.69
  5. Step 5: Solve for x
    x = 8,726,980.69/3,369.29
  6. Step 6: Final answer
    x = 2,590.16

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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.