Home / 4,277.77-6,417.30-1,812.60

Finding the Fourth Proportional to 4,277.77, 6,417.30 and 1,812.60

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Solution

The fourth proportional to 4,277.77, 6,417.30 and 1,812.60 is: 2,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.77 : 6,417.30 = 1,812.60 : x
  2. Step 2: Convert to fraction form
    4,277.77/6,417.30 = 1,812.60/x
  3. Step 3: Cross multiply
    4,277.77x = 6,417.30 × 1,812.60
  4. Step 4: Simplify right side
    4,277.77x = 11,631,997.98
  5. Step 5: Solve for x
    x = 11,631,997.98/4,277.77
  6. Step 6: Final answer
    x = 2,719.17

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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.