Home / 5,012.72-6,917.91-3,023.16

Finding the Fourth Proportional to 5,012.72, 6,917.91 and 3,023.16

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Solution

The fourth proportional to 5,012.72, 6,917.91 and 3,023.16 is: 4,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.72 : 6,917.91 = 3,023.16 : x
  2. Step 2: Convert to fraction form
    5,012.72/6,917.91 = 3,023.16/x
  3. Step 3: Cross multiply
    5,012.72x = 6,917.91 × 3,023.16
  4. Step 4: Simplify right side
    5,012.72x = 20,913,911.52
  5. Step 5: Solve for x
    x = 20,913,911.52/5,012.72
  6. Step 6: Final answer
    x = 4,172.17

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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.