Home / 5,675.96-8,514.32-1,515.92

Finding the Fourth Proportional to 5,675.96, 8,514.32 and 1,515.92

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Solution

The fourth proportional to 5,675.96, 8,514.32 and 1,515.92 is: 2,273.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.96 : 8,514.32 = 1,515.92 : x
  2. Step 2: Convert to fraction form
    5,675.96/8,514.32 = 1,515.92/x
  3. Step 3: Cross multiply
    5,675.96x = 8,514.32 × 1,515.92
  4. Step 4: Simplify right side
    5,675.96x = 12,907,027.97
  5. Step 5: Solve for x
    x = 12,907,027.97/5,675.96
  6. Step 6: Final answer
    x = 2,273.98

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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.