Home / 11,307.59-16,963.49-3,910.06

Finding the Fourth Proportional to 11,307.59, 16,963.49 and 3,910.06

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Solution

The fourth proportional to 11,307.59, 16,963.49 and 3,910.06 is: 5,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.59 : 16,963.49 = 3,910.06 : x
  2. Step 2: Convert to fraction form
    11,307.59/16,963.49 = 3,910.06/x
  3. Step 3: Cross multiply
    11,307.59x = 16,963.49 × 3,910.06
  4. Step 4: Simplify right side
    11,307.59x = 66,328,254.34
  5. Step 5: Solve for x
    x = 66,328,254.34/11,307.59
  6. Step 6: Final answer
    x = 5,865.82

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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.