Home / 4,039.42-6,064.30-3,115.62

Finding the Fourth Proportional to 4,039.42, 6,064.30 and 3,115.62

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Solution

The fourth proportional to 4,039.42, 6,064.30 and 3,115.62 is: 4,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.42 : 6,064.30 = 3,115.62 : x
  2. Step 2: Convert to fraction form
    4,039.42/6,064.30 = 3,115.62/x
  3. Step 3: Cross multiply
    4,039.42x = 6,064.30 × 3,115.62
  4. Step 4: Simplify right side
    4,039.42x = 18,894,054.37
  5. Step 5: Solve for x
    x = 18,894,054.37/4,039.42
  6. Step 6: Final answer
    x = 4,677.42

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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.