Home / 3,506.62-4,839.13-1,913.26

Finding the Fourth Proportional to 3,506.62, 4,839.13 and 1,913.26

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Solution

The fourth proportional to 3,506.62, 4,839.13 and 1,913.26 is: 2,640.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.62 : 4,839.13 = 1,913.26 : x
  2. Step 2: Convert to fraction form
    3,506.62/4,839.13 = 1,913.26/x
  3. Step 3: Cross multiply
    3,506.62x = 4,839.13 × 1,913.26
  4. Step 4: Simplify right side
    3,506.62x = 9,258,504.30
  5. Step 5: Solve for x
    x = 9,258,504.30/3,506.62
  6. Step 6: Final answer
    x = 2,640.29

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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.