Home / 10,836.74-16,253.45-3,440.24

Finding the Fourth Proportional to 10,836.74, 16,253.45 and 3,440.24

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Solution

The fourth proportional to 10,836.74, 16,253.45 and 3,440.24 is: 5,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.74 : 16,253.45 = 3,440.24 : x
  2. Step 2: Convert to fraction form
    10,836.74/16,253.45 = 3,440.24/x
  3. Step 3: Cross multiply
    10,836.74x = 16,253.45 × 3,440.24
  4. Step 4: Simplify right side
    10,836.74x = 55,915,768.83
  5. Step 5: Solve for x
    x = 55,915,768.83/10,836.74
  6. Step 6: Final answer
    x = 5,159.83

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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.