Home / 4,572.36-6,861.17-1,939.66

Finding the Fourth Proportional to 4,572.36, 6,861.17 and 1,939.66

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Solution

The fourth proportional to 4,572.36, 6,861.17 and 1,939.66 is: 2,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.36 : 6,861.17 = 1,939.66 : x
  2. Step 2: Convert to fraction form
    4,572.36/6,861.17 = 1,939.66/x
  3. Step 3: Cross multiply
    4,572.36x = 6,861.17 × 1,939.66
  4. Step 4: Simplify right side
    4,572.36x = 13,308,324.70
  5. Step 5: Solve for x
    x = 13,308,324.70/4,572.36
  6. Step 6: Final answer
    x = 2,910.60

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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.