Home / 2,361.02-3,542.10-880.30

Finding the Fourth Proportional to 2,361.02, 3,542.10 and 880.30

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Solution

The fourth proportional to 2,361.02, 3,542.10 and 880.30 is: 1,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.02 : 3,542.10 = 880.30 : x
  2. Step 2: Convert to fraction form
    2,361.02/3,542.10 = 880.30/x
  3. Step 3: Cross multiply
    2,361.02x = 3,542.10 × 880.30
  4. Step 4: Simplify right side
    2,361.02x = 3,118,110.63
  5. Step 5: Solve for x
    x = 3,118,110.63/2,361.02
  6. Step 6: Final answer
    x = 1,320.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.