Home / 10,764.36-16,153.92-4,190.58

Finding the Fourth Proportional to 10,764.36, 16,153.92 and 4,190.58

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Solution

The fourth proportional to 10,764.36, 16,153.92 and 4,190.58 is: 6,288.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.36 : 16,153.92 = 4,190.58 : x
  2. Step 2: Convert to fraction form
    10,764.36/16,153.92 = 4,190.58/x
  3. Step 3: Cross multiply
    10,764.36x = 16,153.92 × 4,190.58
  4. Step 4: Simplify right side
    10,764.36x = 67,694,294.07
  5. Step 5: Solve for x
    x = 67,694,294.07/10,764.36
  6. Step 6: Final answer
    x = 6,288.74

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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.