Home / 3,748.54-5,622.90-1,151.50

Finding the Fourth Proportional to 3,748.54, 5,622.90 and 1,151.50

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Solution

The fourth proportional to 3,748.54, 5,622.90 and 1,151.50 is: 1,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.54 : 5,622.90 = 1,151.50 : x
  2. Step 2: Convert to fraction form
    3,748.54/5,622.90 = 1,151.50/x
  3. Step 3: Cross multiply
    3,748.54x = 5,622.90 × 1,151.50
  4. Step 4: Simplify right side
    3,748.54x = 6,474,769.35
  5. Step 5: Solve for x
    x = 6,474,769.35/3,748.54
  6. Step 6: Final answer
    x = 1,727.28

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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.