Home / 11,402.28-17,102.88-4,008.36

Finding the Fourth Proportional to 11,402.28, 17,102.88 and 4,008.36

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Solution

The fourth proportional to 11,402.28, 17,102.88 and 4,008.36 is: 6,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.28 : 17,102.88 = 4,008.36 : x
  2. Step 2: Convert to fraction form
    11,402.28/17,102.88 = 4,008.36/x
  3. Step 3: Cross multiply
    11,402.28x = 17,102.88 × 4,008.36
  4. Step 4: Simplify right side
    11,402.28x = 68,554,500.08
  5. Step 5: Solve for x
    x = 68,554,500.08/11,402.28
  6. Step 6: Final answer
    x = 6,012.35

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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.