Home / 8,739.30-12,068.21-5,600.96

Finding the Fourth Proportional to 8,739.30, 12,068.21 and 5,600.96

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Solution

The fourth proportional to 8,739.30, 12,068.21 and 5,600.96 is: 7,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.30 : 12,068.21 = 5,600.96 : x
  2. Step 2: Convert to fraction form
    8,739.30/12,068.21 = 5,600.96/x
  3. Step 3: Cross multiply
    8,739.30x = 12,068.21 × 5,600.96
  4. Step 4: Simplify right side
    8,739.30x = 67,593,473.14
  5. Step 5: Solve for x
    x = 67,593,473.14/8,739.30
  6. Step 6: Final answer
    x = 7,734.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.