Home / 3,664.17-5,056.68-2,070.80

Finding the Fourth Proportional to 3,664.17, 5,056.68 and 2,070.80

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Solution

The fourth proportional to 3,664.17, 5,056.68 and 2,070.80 is: 2,857.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.17 : 5,056.68 = 2,070.80 : x
  2. Step 2: Convert to fraction form
    3,664.17/5,056.68 = 2,070.80/x
  3. Step 3: Cross multiply
    3,664.17x = 5,056.68 × 2,070.80
  4. Step 4: Simplify right side
    3,664.17x = 10,471,362.74
  5. Step 5: Solve for x
    x = 10,471,362.74/3,664.17
  6. Step 6: Final answer
    x = 2,857.77

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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.