Home / 10,740.96-16,112.13-3,721.65

Finding the Fourth Proportional to 10,740.96, 16,112.13 and 3,721.65

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Solution

The fourth proportional to 10,740.96, 16,112.13 and 3,721.65 is: 5,582.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.96 : 16,112.13 = 3,721.65 : x
  2. Step 2: Convert to fraction form
    10,740.96/16,112.13 = 3,721.65/x
  3. Step 3: Cross multiply
    10,740.96x = 16,112.13 × 3,721.65
  4. Step 4: Simplify right side
    10,740.96x = 59,963,708.61
  5. Step 5: Solve for x
    x = 59,963,708.61/10,740.96
  6. Step 6: Final answer
    x = 5,582.71

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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.