Home / 5,081.55-7,622.57-1,573.98

Finding the Fourth Proportional to 5,081.55, 7,622.57 and 1,573.98

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Solution

The fourth proportional to 5,081.55, 7,622.57 and 1,573.98 is: 2,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.55 : 7,622.57 = 1,573.98 : x
  2. Step 2: Convert to fraction form
    5,081.55/7,622.57 = 1,573.98/x
  3. Step 3: Cross multiply
    5,081.55x = 7,622.57 × 1,573.98
  4. Step 4: Simplify right side
    5,081.55x = 11,997,726.75
  5. Step 5: Solve for x
    x = 11,997,726.75/5,081.55
  6. Step 6: Final answer
    x = 2,361.04

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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.