Home / 10,951.31-16,438.67-4,714.41

Finding the Fourth Proportional to 10,951.31, 16,438.67 and 4,714.41

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Solution

The fourth proportional to 10,951.31, 16,438.67 and 4,714.41 is: 7,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.31 : 16,438.67 = 4,714.41 : x
  2. Step 2: Convert to fraction form
    10,951.31/16,438.67 = 4,714.41/x
  3. Step 3: Cross multiply
    10,951.31x = 16,438.67 × 4,714.41
  4. Step 4: Simplify right side
    10,951.31x = 77,498,685.99
  5. Step 5: Solve for x
    x = 77,498,685.99/10,951.31
  6. Step 6: Final answer
    x = 7,076.66

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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.