Home / 8,585.20-12,873.93-3,652.30

Finding the Fourth Proportional to 8,585.20, 12,873.93 and 3,652.30

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Solution

The fourth proportional to 8,585.20, 12,873.93 and 3,652.30 is: 5,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.20 : 12,873.93 = 3,652.30 : x
  2. Step 2: Convert to fraction form
    8,585.20/12,873.93 = 3,652.30/x
  3. Step 3: Cross multiply
    8,585.20x = 12,873.93 × 3,652.30
  4. Step 4: Simplify right side
    8,585.20x = 47,019,454.54
  5. Step 5: Solve for x
    x = 47,019,454.54/8,585.20
  6. Step 6: Final answer
    x = 5,476.80

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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.