Home / 3,063.79-4,228.02-1,666.54

Finding the Fourth Proportional to 3,063.79, 4,228.02 and 1,666.54

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Solution

The fourth proportional to 3,063.79, 4,228.02 and 1,666.54 is: 2,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.79 : 4,228.02 = 1,666.54 : x
  2. Step 2: Convert to fraction form
    3,063.79/4,228.02 = 1,666.54/x
  3. Step 3: Cross multiply
    3,063.79x = 4,228.02 × 1,666.54
  4. Step 4: Simplify right side
    3,063.79x = 7,046,164.45
  5. Step 5: Solve for x
    x = 7,046,164.45/3,063.79
  6. Step 6: Final answer
    x = 2,299.82

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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.