Home / 3,622.50-5,434.52-1,157.58

Finding the Fourth Proportional to 3,622.50, 5,434.52 and 1,157.58

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Solution

The fourth proportional to 3,622.50, 5,434.52 and 1,157.58 is: 1,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.50 : 5,434.52 = 1,157.58 : x
  2. Step 2: Convert to fraction form
    3,622.50/5,434.52 = 1,157.58/x
  3. Step 3: Cross multiply
    3,622.50x = 5,434.52 × 1,157.58
  4. Step 4: Simplify right side
    3,622.50x = 6,290,885.87
  5. Step 5: Solve for x
    x = 6,290,885.87/3,622.50
  6. Step 6: Final answer
    x = 1,736.61

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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.