Home / 2,488.43-3,735.20-2,054.21

Finding the Fourth Proportional to 2,488.43, 3,735.20 and 2,054.21

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Solution

The fourth proportional to 2,488.43, 3,735.20 and 2,054.21 is: 3,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.43 : 3,735.20 = 2,054.21 : x
  2. Step 2: Convert to fraction form
    2,488.43/3,735.20 = 2,054.21/x
  3. Step 3: Cross multiply
    2,488.43x = 3,735.20 × 2,054.21
  4. Step 4: Simplify right side
    2,488.43x = 7,672,856.24
  5. Step 5: Solve for x
    x = 7,672,856.24/2,488.43
  6. Step 6: Final answer
    x = 3,083.41

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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.