Home / 3,320.09-4,581.61-1,957.36

Finding the Fourth Proportional to 3,320.09, 4,581.61 and 1,957.36

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Solution

The fourth proportional to 3,320.09, 4,581.61 and 1,957.36 is: 2,701.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.09 : 4,581.61 = 1,957.36 : x
  2. Step 2: Convert to fraction form
    3,320.09/4,581.61 = 1,957.36/x
  3. Step 3: Cross multiply
    3,320.09x = 4,581.61 × 1,957.36
  4. Step 4: Simplify right side
    3,320.09x = 8,967,860.15
  5. Step 5: Solve for x
    x = 8,967,860.15/3,320.09
  6. Step 6: Final answer
    x = 2,701.09

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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.