Home / 10,171.90-15,247.34-4,252.22

Finding the Fourth Proportional to 10,171.90, 15,247.34 and 4,252.22

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Solution

The fourth proportional to 10,171.90, 15,247.34 and 4,252.22 is: 6,373.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.90 : 15,247.34 = 4,252.22 : x
  2. Step 2: Convert to fraction form
    10,171.90/15,247.34 = 4,252.22/x
  3. Step 3: Cross multiply
    10,171.90x = 15,247.34 × 4,252.22
  4. Step 4: Simplify right side
    10,171.90x = 64,835,044.09
  5. Step 5: Solve for x
    x = 64,835,044.09/10,171.90
  6. Step 6: Final answer
    x = 6,373.94

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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.