Home / 3,520.09-4,857.36-2,027.71

Finding the Fourth Proportional to 3,520.09, 4,857.36 and 2,027.71

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Solution

The fourth proportional to 3,520.09, 4,857.36 and 2,027.71 is: 2,798.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.09 : 4,857.36 = 2,027.71 : x
  2. Step 2: Convert to fraction form
    3,520.09/4,857.36 = 2,027.71/x
  3. Step 3: Cross multiply
    3,520.09x = 4,857.36 × 2,027.71
  4. Step 4: Simplify right side
    3,520.09x = 9,849,317.45
  5. Step 5: Solve for x
    x = 9,849,317.45/3,520.09
  6. Step 6: Final answer
    x = 2,798.03

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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.