Home / 11,747.02-16,211.12-6,441.52

Finding the Fourth Proportional to 11,747.02, 16,211.12 and 6,441.52

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Solution

The fourth proportional to 11,747.02, 16,211.12 and 6,441.52 is: 8,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.02 : 16,211.12 = 6,441.52 : x
  2. Step 2: Convert to fraction form
    11,747.02/16,211.12 = 6,441.52/x
  3. Step 3: Cross multiply
    11,747.02x = 16,211.12 × 6,441.52
  4. Step 4: Simplify right side
    11,747.02x = 104,424,253.70
  5. Step 5: Solve for x
    x = 104,424,253.70/11,747.02
  6. Step 6: Final answer
    x = 8,889.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.