Home / 6,688.20-10,029.46-3,354.24

Finding the Fourth Proportional to 6,688.20, 10,029.46 and 3,354.24

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Solution

The fourth proportional to 6,688.20, 10,029.46 and 3,354.24 is: 5,029.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.20 : 10,029.46 = 3,354.24 : x
  2. Step 2: Convert to fraction form
    6,688.20/10,029.46 = 3,354.24/x
  3. Step 3: Cross multiply
    6,688.20x = 10,029.46 × 3,354.24
  4. Step 4: Simplify right side
    6,688.20x = 33,641,215.91
  5. Step 5: Solve for x
    x = 33,641,215.91/6,688.20
  6. Step 6: Final answer
    x = 5,029.94

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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.