Home / 4,483.74-6,720.32-2,015.66

Finding the Fourth Proportional to 4,483.74, 6,720.32 and 2,015.66

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Solution

The fourth proportional to 4,483.74, 6,720.32 and 2,015.66 is: 3,021.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.74 : 6,720.32 = 2,015.66 : x
  2. Step 2: Convert to fraction form
    4,483.74/6,720.32 = 2,015.66/x
  3. Step 3: Cross multiply
    4,483.74x = 6,720.32 × 2,015.66
  4. Step 4: Simplify right side
    4,483.74x = 13,545,880.21
  5. Step 5: Solve for x
    x = 13,545,880.21/4,483.74
  6. Step 6: Final answer
    x = 3,021.11

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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.