Home / 3,381.48-4,666.43-1,869.03

Finding the Fourth Proportional to 3,381.48, 4,666.43 and 1,869.03

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Solution

The fourth proportional to 3,381.48, 4,666.43 and 1,869.03 is: 2,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.48 : 4,666.43 = 1,869.03 : x
  2. Step 2: Convert to fraction form
    3,381.48/4,666.43 = 1,869.03/x
  3. Step 3: Cross multiply
    3,381.48x = 4,666.43 × 1,869.03
  4. Step 4: Simplify right side
    3,381.48x = 8,721,702.34
  5. Step 5: Solve for x
    x = 8,721,702.34/3,381.48
  6. Step 6: Final answer
    x = 2,579.26

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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.