Home / 3,063.42-4,227.48-1,666.17

Finding the Fourth Proportional to 3,063.42, 4,227.48 and 1,666.17

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Solution

The fourth proportional to 3,063.42, 4,227.48 and 1,666.17 is: 2,299.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.42 : 4,227.48 = 1,666.17 : x
  2. Step 2: Convert to fraction form
    3,063.42/4,227.48 = 1,666.17/x
  3. Step 3: Cross multiply
    3,063.42x = 4,227.48 × 1,666.17
  4. Step 4: Simplify right side
    3,063.42x = 7,043,700.35
  5. Step 5: Solve for x
    x = 7,043,700.35/3,063.42
  6. Step 6: Final answer
    x = 2,299.29

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1.5x scale

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.