Home / 2,575.89-3,862.92-1,589.23

Finding the Fourth Proportional to 2,575.89, 3,862.92 and 1,589.23

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Solution

The fourth proportional to 2,575.89, 3,862.92 and 1,589.23 is: 2,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.89 : 3,862.92 = 1,589.23 : x
  2. Step 2: Convert to fraction form
    2,575.89/3,862.92 = 1,589.23/x
  3. Step 3: Cross multiply
    2,575.89x = 3,862.92 × 1,589.23
  4. Step 4: Simplify right side
    2,575.89x = 6,139,068.35
  5. Step 5: Solve for x
    x = 6,139,068.35/2,575.89
  6. Step 6: Final answer
    x = 2,383.28

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1.5x scale

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.