Home / 4,436.86-6,122.78-2,447.42

Finding the Fourth Proportional to 4,436.86, 6,122.78 and 2,447.42

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Solution

The fourth proportional to 4,436.86, 6,122.78 and 2,447.42 is: 3,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.86 : 6,122.78 = 2,447.42 : x
  2. Step 2: Convert to fraction form
    4,436.86/6,122.78 = 2,447.42/x
  3. Step 3: Cross multiply
    4,436.86x = 6,122.78 × 2,447.42
  4. Step 4: Simplify right side
    4,436.86x = 14,985,014.23
  5. Step 5: Solve for x
    x = 14,985,014.23/4,436.86
  6. Step 6: Final answer
    x = 3,377.39

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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.