Home / 5,788.32-8,674.68-4,220.99

Finding the Fourth Proportional to 5,788.32, 8,674.68 and 4,220.99

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Solution

The fourth proportional to 5,788.32, 8,674.68 and 4,220.99 is: 6,325.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.32 : 8,674.68 = 4,220.99 : x
  2. Step 2: Convert to fraction form
    5,788.32/8,674.68 = 4,220.99/x
  3. Step 3: Cross multiply
    5,788.32x = 8,674.68 × 4,220.99
  4. Step 4: Simplify right side
    5,788.32x = 36,615,694.16
  5. Step 5: Solve for x
    x = 36,615,694.16/5,788.32
  6. Step 6: Final answer
    x = 6,325.79

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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.