Home / 5,788.40-8,682.68-4,158.80

Finding the Fourth Proportional to 5,788.40, 8,682.68 and 4,158.80

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Solution

The fourth proportional to 5,788.40, 8,682.68 and 4,158.80 is: 6,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.40 : 8,682.68 = 4,158.80 : x
  2. Step 2: Convert to fraction form
    5,788.40/8,682.68 = 4,158.80/x
  3. Step 3: Cross multiply
    5,788.40x = 8,682.68 × 4,158.80
  4. Step 4: Simplify right side
    5,788.40x = 36,109,529.58
  5. Step 5: Solve for x
    x = 36,109,529.58/5,788.40
  6. Step 6: Final answer
    x = 6,238.26

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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.