Home / 6,104.20-9,134.40-5,285.28

Finding the Fourth Proportional to 6,104.20, 9,134.40 and 5,285.28

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Solution

The fourth proportional to 6,104.20, 9,134.40 and 5,285.28 is: 7,908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.20 : 9,134.40 = 5,285.28 : x
  2. Step 2: Convert to fraction form
    6,104.20/9,134.40 = 5,285.28/x
  3. Step 3: Cross multiply
    6,104.20x = 9,134.40 × 5,285.28
  4. Step 4: Simplify right side
    6,104.20x = 48,277,861.63
  5. Step 5: Solve for x
    x = 48,277,861.63/6,104.20
  6. Step 6: Final answer
    x = 7,908.96

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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.