Home / 3,519-4,849.56-2,522.58

Finding the Fourth Proportional to 3,519, 4,849.56 and 2,522.58

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Solution

The fourth proportional to 3,519, 4,849.56 and 2,522.58 is: 3,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519 : 4,849.56 = 2,522.58 : x
  2. Step 2: Convert to fraction form
    3,519/4,849.56 = 2,522.58/x
  3. Step 3: Cross multiply
    3,519x = 4,849.56 × 2,522.58
  4. Step 4: Simplify right side
    3,519x = 12,233,403.06
  5. Step 5: Solve for x
    x = 12,233,403.06/3,519
  6. Step 6: Final answer
    x = 3,476.39

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Half scale
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Double scale
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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.