Home / 9,740.69-14,612.97-2,722.71

Finding the Fourth Proportional to 9,740.69, 14,612.97 and 2,722.71

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Solution

The fourth proportional to 9,740.69, 14,612.97 and 2,722.71 is: 4,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.69 : 14,612.97 = 2,722.71 : x
  2. Step 2: Convert to fraction form
    9,740.69/14,612.97 = 2,722.71/x
  3. Step 3: Cross multiply
    9,740.69x = 14,612.97 × 2,722.71
  4. Step 4: Simplify right side
    9,740.69x = 39,786,879.55
  5. Step 5: Solve for x
    x = 39,786,879.55/9,740.69
  6. Step 6: Final answer
    x = 4,084.61

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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.