Home / 2,320.98-3,201.09-2,040.62

Finding the Fourth Proportional to 2,320.98, 3,201.09 and 2,040.62

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Solution

The fourth proportional to 2,320.98, 3,201.09 and 2,040.62 is: 2,814.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.98 : 3,201.09 = 2,040.62 : x
  2. Step 2: Convert to fraction form
    2,320.98/3,201.09 = 2,040.62/x
  3. Step 3: Cross multiply
    2,320.98x = 3,201.09 × 2,040.62
  4. Step 4: Simplify right side
    2,320.98x = 6,532,208.28
  5. Step 5: Solve for x
    x = 6,532,208.28/2,320.98
  6. Step 6: Final answer
    x = 2,814.42

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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.