Home / 10,052.69-15,073.88-5,311.39

Finding the Fourth Proportional to 10,052.69, 15,073.88 and 5,311.39

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Solution

The fourth proportional to 10,052.69, 15,073.88 and 5,311.39 is: 7,964.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.69 : 15,073.88 = 5,311.39 : x
  2. Step 2: Convert to fraction form
    10,052.69/15,073.88 = 5,311.39/x
  3. Step 3: Cross multiply
    10,052.69x = 15,073.88 × 5,311.39
  4. Step 4: Simplify right side
    10,052.69x = 80,063,210.09
  5. Step 5: Solve for x
    x = 80,063,210.09/10,052.69
  6. Step 6: Final answer
    x = 7,964.36

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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.