Home / 8,771.23-13,157.51-2,927.83

Finding the Fourth Proportional to 8,771.23, 13,157.51 and 2,927.83

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Solution

The fourth proportional to 8,771.23, 13,157.51 and 2,927.83 is: 4,391.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.23 : 13,157.51 = 2,927.83 : x
  2. Step 2: Convert to fraction form
    8,771.23/13,157.51 = 2,927.83/x
  3. Step 3: Cross multiply
    8,771.23x = 13,157.51 × 2,927.83
  4. Step 4: Simplify right side
    8,771.23x = 38,522,952.50
  5. Step 5: Solve for x
    x = 38,522,952.50/8,771.23
  6. Step 6: Final answer
    x = 4,391.97

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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.