Home / 10,174.20-15,256.53-3,937.16

Finding the Fourth Proportional to 10,174.20, 15,256.53 and 3,937.16

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Solution

The fourth proportional to 10,174.20, 15,256.53 and 3,937.16 is: 5,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.20 : 15,256.53 = 3,937.16 : x
  2. Step 2: Convert to fraction form
    10,174.20/15,256.53 = 3,937.16/x
  3. Step 3: Cross multiply
    10,174.20x = 15,256.53 × 3,937.16
  4. Step 4: Simplify right side
    10,174.20x = 60,067,323.37
  5. Step 5: Solve for x
    x = 60,067,323.37/10,174.20
  6. Step 6: Final answer
    x = 5,903.89

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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.