Home / 10,174.16-15,261.20-3,598.80

Finding the Fourth Proportional to 10,174.16, 15,261.20 and 3,598.80

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Solution

The fourth proportional to 10,174.16, 15,261.20 and 3,598.80 is: 5,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.16 : 15,261.20 = 3,598.80 : x
  2. Step 2: Convert to fraction form
    10,174.16/15,261.20 = 3,598.80/x
  3. Step 3: Cross multiply
    10,174.16x = 15,261.20 × 3,598.80
  4. Step 4: Simplify right side
    10,174.16x = 54,922,006.56
  5. Step 5: Solve for x
    x = 54,922,006.56/10,174.16
  6. Step 6: Final answer
    x = 5,398.19

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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.