Home / 4,860.53-7,279.85-3,406.17

Finding the Fourth Proportional to 4,860.53, 7,279.85 and 3,406.17

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Solution

The fourth proportional to 4,860.53, 7,279.85 and 3,406.17 is: 5,101.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.53 : 7,279.85 = 3,406.17 : x
  2. Step 2: Convert to fraction form
    4,860.53/7,279.85 = 3,406.17/x
  3. Step 3: Cross multiply
    4,860.53x = 7,279.85 × 3,406.17
  4. Step 4: Simplify right side
    4,860.53x = 24,796,442.49
  5. Step 5: Solve for x
    x = 24,796,442.49/4,860.53
  6. Step 6: Final answer
    x = 5,101.59

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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.