Home / 5,207.58-7,813.26-2,286.72

Finding the Fourth Proportional to 5,207.58, 7,813.26 and 2,286.72

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Solution

The fourth proportional to 5,207.58, 7,813.26 and 2,286.72 is: 3,430.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.58 : 7,813.26 = 2,286.72 : x
  2. Step 2: Convert to fraction form
    5,207.58/7,813.26 = 2,286.72/x
  3. Step 3: Cross multiply
    5,207.58x = 7,813.26 × 2,286.72
  4. Step 4: Simplify right side
    5,207.58x = 17,866,737.91
  5. Step 5: Solve for x
    x = 17,866,737.91/5,207.58
  6. Step 6: Final answer
    x = 3,430.91

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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.