Home / 2,666.16-3,996-1,204.92

Finding the Fourth Proportional to 2,666.16, 3,996 and 1,204.92

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Solution

The fourth proportional to 2,666.16, 3,996 and 1,204.92 is: 1,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666.16 : 3,996 = 1,204.92 : x
  2. Step 2: Convert to fraction form
    2,666.16/3,996 = 1,204.92/x
  3. Step 3: Cross multiply
    2,666.16x = 3,996 × 1,204.92
  4. Step 4: Simplify right side
    2,666.16x = 4,814,860.32
  5. Step 5: Solve for x
    x = 4,814,860.32/2,666.16
  6. Step 6: Final answer
    x = 1,805.92

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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.