Home / 5,578.06-8,364.84-2,288.92

Finding the Fourth Proportional to 5,578.06, 8,364.84 and 2,288.92

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Solution

The fourth proportional to 5,578.06, 8,364.84 and 2,288.92 is: 3,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.06 : 8,364.84 = 2,288.92 : x
  2. Step 2: Convert to fraction form
    5,578.06/8,364.84 = 2,288.92/x
  3. Step 3: Cross multiply
    5,578.06x = 8,364.84 × 2,288.92
  4. Step 4: Simplify right side
    5,578.06x = 19,146,449.57
  5. Step 5: Solve for x
    x = 19,146,449.57/5,578.06
  6. Step 6: Final answer
    x = 3,432.46

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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.