Home / 2,529.23-3,788.37-1,432.08

Finding the Fourth Proportional to 2,529.23, 3,788.37 and 1,432.08

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Solution

The fourth proportional to 2,529.23, 3,788.37 and 1,432.08 is: 2,145.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.23 : 3,788.37 = 1,432.08 : x
  2. Step 2: Convert to fraction form
    2,529.23/3,788.37 = 1,432.08/x
  3. Step 3: Cross multiply
    2,529.23x = 3,788.37 × 1,432.08
  4. Step 4: Simplify right side
    2,529.23x = 5,425,248.91
  5. Step 5: Solve for x
    x = 5,425,248.91/2,529.23
  6. Step 6: Final answer
    x = 2,145.02

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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.