Home / 2,370.90-3,555.09-1,631.64

Finding the Fourth Proportional to 2,370.90, 3,555.09 and 1,631.64

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Solution

The fourth proportional to 2,370.90, 3,555.09 and 1,631.64 is: 2,446.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.90 : 3,555.09 = 1,631.64 : x
  2. Step 2: Convert to fraction form
    2,370.90/3,555.09 = 1,631.64/x
  3. Step 3: Cross multiply
    2,370.90x = 3,555.09 × 1,631.64
  4. Step 4: Simplify right side
    2,370.90x = 5,800,627.05
  5. Step 5: Solve for x
    x = 5,800,627.05/2,370.90
  6. Step 6: Final answer
    x = 2,446.59

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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.