Home / 3,002.63-4,505.58-1,359.05

Finding the Fourth Proportional to 3,002.63, 4,505.58 and 1,359.05

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Solution

The fourth proportional to 3,002.63, 4,505.58 and 1,359.05 is: 2,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.63 : 4,505.58 = 1,359.05 : x
  2. Step 2: Convert to fraction form
    3,002.63/4,505.58 = 1,359.05/x
  3. Step 3: Cross multiply
    3,002.63x = 4,505.58 × 1,359.05
  4. Step 4: Simplify right side
    3,002.63x = 6,123,285.97
  5. Step 5: Solve for x
    x = 6,123,285.97/3,002.63
  6. Step 6: Final answer
    x = 2,039.31

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1.5x scale

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.