Home / 8,566.40-12,848.52-3,635.12

Finding the Fourth Proportional to 8,566.40, 12,848.52 and 3,635.12

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Solution

The fourth proportional to 8,566.40, 12,848.52 and 3,635.12 is: 5,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.40 : 12,848.52 = 3,635.12 : x
  2. Step 2: Convert to fraction form
    8,566.40/12,848.52 = 3,635.12/x
  3. Step 3: Cross multiply
    8,566.40x = 12,848.52 × 3,635.12
  4. Step 4: Simplify right side
    8,566.40x = 46,705,912.02
  5. Step 5: Solve for x
    x = 46,705,912.02/8,566.40
  6. Step 6: Final answer
    x = 5,452.22

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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.