Home / 10,174.28-15,261.26-4,254.34

Finding the Fourth Proportional to 10,174.28, 15,261.26 and 4,254.34

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Solution

The fourth proportional to 10,174.28, 15,261.26 and 4,254.34 is: 6,381.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.28 : 15,261.26 = 4,254.34 : x
  2. Step 2: Convert to fraction form
    10,174.28/15,261.26 = 4,254.34/x
  3. Step 3: Cross multiply
    10,174.28x = 15,261.26 × 4,254.34
  4. Step 4: Simplify right side
    10,174.28x = 64,926,588.87
  5. Step 5: Solve for x
    x = 64,926,588.87/10,174.28
  6. Step 6: Final answer
    x = 6,381.44

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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.