Home / 2,027.92-3,041.94-1,640.20

Finding the Fourth Proportional to 2,027.92, 3,041.94 and 1,640.20

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Solution

The fourth proportional to 2,027.92, 3,041.94 and 1,640.20 is: 2,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.92 : 3,041.94 = 1,640.20 : x
  2. Step 2: Convert to fraction form
    2,027.92/3,041.94 = 1,640.20/x
  3. Step 3: Cross multiply
    2,027.92x = 3,041.94 × 1,640.20
  4. Step 4: Simplify right side
    2,027.92x = 4,989,389.99
  5. Step 5: Solve for x
    x = 4,989,389.99/2,027.92
  6. Step 6: Final answer
    x = 2,460.35

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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.