Home / 3,754.12-5,631.26-3,585.64

Finding the Fourth Proportional to 3,754.12, 5,631.26 and 3,585.64

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Solution

The fourth proportional to 3,754.12, 5,631.26 and 3,585.64 is: 5,378.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.12 : 5,631.26 = 3,585.64 : x
  2. Step 2: Convert to fraction form
    3,754.12/5,631.26 = 3,585.64/x
  3. Step 3: Cross multiply
    3,754.12x = 5,631.26 × 3,585.64
  4. Step 4: Simplify right side
    3,754.12x = 20,191,671.11
  5. Step 5: Solve for x
    x = 20,191,671.11/3,754.12
  6. Step 6: Final answer
    x = 5,378.54

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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.