Home / 4,486.86-6,730.20-2,020.32

Finding the Fourth Proportional to 4,486.86, 6,730.20 and 2,020.32

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Solution

The fourth proportional to 4,486.86, 6,730.20 and 2,020.32 is: 3,030.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.86 : 6,730.20 = 2,020.32 : x
  2. Step 2: Convert to fraction form
    4,486.86/6,730.20 = 2,020.32/x
  3. Step 3: Cross multiply
    4,486.86x = 6,730.20 × 2,020.32
  4. Step 4: Simplify right side
    4,486.86x = 13,597,157.66
  5. Step 5: Solve for x
    x = 13,597,157.66/4,486.86
  6. Step 6: Final answer
    x = 3,030.44

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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.