Home / 4,447.05-6,137.54-2,678.82

Finding the Fourth Proportional to 4,447.05, 6,137.54 and 2,678.82

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Solution

The fourth proportional to 4,447.05, 6,137.54 and 2,678.82 is: 3,697.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.05 : 6,137.54 = 2,678.82 : x
  2. Step 2: Convert to fraction form
    4,447.05/6,137.54 = 2,678.82/x
  3. Step 3: Cross multiply
    4,447.05x = 6,137.54 × 2,678.82
  4. Step 4: Simplify right side
    4,447.05x = 16,441,364.90
  5. Step 5: Solve for x
    x = 16,441,364.90/4,447.05
  6. Step 6: Final answer
    x = 3,697.14

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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.