Home / 1,925.26-2,657.80-1,452.42

Finding the Fourth Proportional to 1,925.26, 2,657.80 and 1,452.42

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Solution

The fourth proportional to 1,925.26, 2,657.80 and 1,452.42 is: 2,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.26 : 2,657.80 = 1,452.42 : x
  2. Step 2: Convert to fraction form
    1,925.26/2,657.80 = 1,452.42/x
  3. Step 3: Cross multiply
    1,925.26x = 2,657.80 × 1,452.42
  4. Step 4: Simplify right side
    1,925.26x = 3,860,241.88
  5. Step 5: Solve for x
    x = 3,860,241.88/1,925.26
  6. Step 6: Final answer
    x = 2,005.05

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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.