Home / 11,274.19-16,889.42-8,307.25

Finding the Fourth Proportional to 11,274.19, 16,889.42 and 8,307.25

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Solution

The fourth proportional to 11,274.19, 16,889.42 and 8,307.25 is: 12,444.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.19 : 16,889.42 = 8,307.25 : x
  2. Step 2: Convert to fraction form
    11,274.19/16,889.42 = 8,307.25/x
  3. Step 3: Cross multiply
    11,274.19x = 16,889.42 × 8,307.25
  4. Step 4: Simplify right side
    11,274.19x = 140,304,592.76
  5. Step 5: Solve for x
    x = 140,304,592.76/11,274.19
  6. Step 6: Final answer
    x = 12,444.76

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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.