Home / 5,861.80-8,785.18-2,394.92

Finding the Fourth Proportional to 5,861.80, 8,785.18 and 2,394.92

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Solution

The fourth proportional to 5,861.80, 8,785.18 and 2,394.92 is: 3,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.80 : 8,785.18 = 2,394.92 : x
  2. Step 2: Convert to fraction form
    5,861.80/8,785.18 = 2,394.92/x
  3. Step 3: Cross multiply
    5,861.80x = 8,785.18 × 2,394.92
  4. Step 4: Simplify right side
    5,861.80x = 21,039,803.29
  5. Step 5: Solve for x
    x = 21,039,803.29/5,861.80
  6. Step 6: Final answer
    x = 3,589.31

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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.