Home / 4,684.17-7,027.70-2,812.15

Finding the Fourth Proportional to 4,684.17, 7,027.70 and 2,812.15

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Solution

The fourth proportional to 4,684.17, 7,027.70 and 2,812.15 is: 4,219.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.17 : 7,027.70 = 2,812.15 : x
  2. Step 2: Convert to fraction form
    4,684.17/7,027.70 = 2,812.15/x
  3. Step 3: Cross multiply
    4,684.17x = 7,027.70 × 2,812.15
  4. Step 4: Simplify right side
    4,684.17x = 19,762,946.56
  5. Step 5: Solve for x
    x = 19,762,946.56/4,684.17
  6. Step 6: Final answer
    x = 4,219.09

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1.5x scale

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.