Home / 1,575.80-2,352.44-1,354.04

Finding the Fourth Proportional to 1,575.80, 2,352.44 and 1,354.04

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Solution

The fourth proportional to 1,575.80, 2,352.44 and 1,354.04 is: 2,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.80 : 2,352.44 = 1,354.04 : x
  2. Step 2: Convert to fraction form
    1,575.80/2,352.44 = 1,354.04/x
  3. Step 3: Cross multiply
    1,575.80x = 2,352.44 × 1,354.04
  4. Step 4: Simplify right side
    1,575.80x = 3,185,297.86
  5. Step 5: Solve for x
    x = 3,185,297.86/1,575.80
  6. Step 6: Final answer
    x = 2,021.38

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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.