Home / 3,003.70-4,506.16-1,057.28

Finding the Fourth Proportional to 3,003.70, 4,506.16 and 1,057.28

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Solution

The fourth proportional to 3,003.70, 4,506.16 and 1,057.28 is: 1,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.70 : 4,506.16 = 1,057.28 : x
  2. Step 2: Convert to fraction form
    3,003.70/4,506.16 = 1,057.28/x
  3. Step 3: Cross multiply
    3,003.70x = 4,506.16 × 1,057.28
  4. Step 4: Simplify right side
    3,003.70x = 4,764,272.84
  5. Step 5: Solve for x
    x = 4,764,272.84/3,003.70
  6. Step 6: Final answer
    x = 1,586.13

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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.