Home / 1,893.04-2,839.38-660.22

Finding the Fourth Proportional to 1,893.04, 2,839.38 and 660.22

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Solution

The fourth proportional to 1,893.04, 2,839.38 and 660.22 is: 990.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.04 : 2,839.38 = 660.22 : x
  2. Step 2: Convert to fraction form
    1,893.04/2,839.38 = 660.22/x
  3. Step 3: Cross multiply
    1,893.04x = 2,839.38 × 660.22
  4. Step 4: Simplify right side
    1,893.04x = 1,874,615.46
  5. Step 5: Solve for x
    x = 1,874,615.46/1,893.04
  6. Step 6: Final answer
    x = 990.27

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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.