Home / 4,684.17-7,027.71-2,812.16

Finding the Fourth Proportional to 4,684.17, 7,027.71 and 2,812.16

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Solution

The fourth proportional to 4,684.17, 7,027.71 and 2,812.16 is: 4,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.17 : 7,027.71 = 2,812.16 : x
  2. Step 2: Convert to fraction form
    4,684.17/7,027.71 = 2,812.16/x
  3. Step 3: Cross multiply
    4,684.17x = 7,027.71 × 2,812.16
  4. Step 4: Simplify right side
    4,684.17x = 19,763,009.82
  5. Step 5: Solve for x
    x = 19,763,009.82/4,684.17
  6. Step 6: Final answer
    x = 4,219.11

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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.