Home / 2,381.88-3,543.99-2,322.36

Finding the Fourth Proportional to 2,381.88, 3,543.99 and 2,322.36

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Solution

The fourth proportional to 2,381.88, 3,543.99 and 2,322.36 is: 3,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.88 : 3,543.99 = 2,322.36 : x
  2. Step 2: Convert to fraction form
    2,381.88/3,543.99 = 2,322.36/x
  3. Step 3: Cross multiply
    2,381.88x = 3,543.99 × 2,322.36
  4. Step 4: Simplify right side
    2,381.88x = 8,230,420.62
  5. Step 5: Solve for x
    x = 8,230,420.62/2,381.88
  6. Step 6: Final answer
    x = 3,455.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.