Home / 3,506.11-4,838.31-1,934.20

Finding the Fourth Proportional to 3,506.11, 4,838.31 and 1,934.20

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Solution

The fourth proportional to 3,506.11, 4,838.31 and 1,934.20 is: 2,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.11 : 4,838.31 = 1,934.20 : x
  2. Step 2: Convert to fraction form
    3,506.11/4,838.31 = 1,934.20/x
  3. Step 3: Cross multiply
    3,506.11x = 4,838.31 × 1,934.20
  4. Step 4: Simplify right side
    3,506.11x = 9,358,259.20
  5. Step 5: Solve for x
    x = 9,358,259.20/3,506.11
  6. Step 6: Final answer
    x = 2,669.13

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Double scale
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Similar ratio
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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.