Home / 8,260.48-11,400.15-4,724.83

Finding the Fourth Proportional to 8,260.48, 11,400.15 and 4,724.83

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Solution

The fourth proportional to 8,260.48, 11,400.15 and 4,724.83 is: 6,520.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.48 : 11,400.15 = 4,724.83 : x
  2. Step 2: Convert to fraction form
    8,260.48/11,400.15 = 4,724.83/x
  3. Step 3: Cross multiply
    8,260.48x = 11,400.15 × 4,724.83
  4. Step 4: Simplify right side
    8,260.48x = 53,863,770.72
  5. Step 5: Solve for x
    x = 53,863,770.72/8,260.48
  6. Step 6: Final answer
    x = 6,520.66

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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.