Home / 2,631.46-3,631.32-1,452.46

Finding the Fourth Proportional to 2,631.46, 3,631.32 and 1,452.46

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Solution

The fourth proportional to 2,631.46, 3,631.32 and 1,452.46 is: 2,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.46 : 3,631.32 = 1,452.46 : x
  2. Step 2: Convert to fraction form
    2,631.46/3,631.32 = 1,452.46/x
  3. Step 3: Cross multiply
    2,631.46x = 3,631.32 × 1,452.46
  4. Step 4: Simplify right side
    2,631.46x = 5,274,347.05
  5. Step 5: Solve for x
    x = 5,274,347.05/2,631.46
  6. Step 6: Final answer
    x = 2,004.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.