Home / 6,221.27-9,331.80-1,541.29

Finding the Fourth Proportional to 6,221.27, 9,331.80 and 1,541.29

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Solution

The fourth proportional to 6,221.27, 9,331.80 and 1,541.29 is: 2,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.27 : 9,331.80 = 1,541.29 : x
  2. Step 2: Convert to fraction form
    6,221.27/9,331.80 = 1,541.29/x
  3. Step 3: Cross multiply
    6,221.27x = 9,331.80 × 1,541.29
  4. Step 4: Simplify right side
    6,221.27x = 14,383,043.77
  5. Step 5: Solve for x
    x = 14,383,043.77/6,221.27
  6. Step 6: Final answer
    x = 2,311.91

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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.