Home / 3,497.20-5,246.10-1,156.50

Finding the Fourth Proportional to 3,497.20, 5,246.10 and 1,156.50

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Solution

The fourth proportional to 3,497.20, 5,246.10 and 1,156.50 is: 1,734.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.20 : 5,246.10 = 1,156.50 : x
  2. Step 2: Convert to fraction form
    3,497.20/5,246.10 = 1,156.50/x
  3. Step 3: Cross multiply
    3,497.20x = 5,246.10 × 1,156.50
  4. Step 4: Simplify right side
    3,497.20x = 6,067,114.65
  5. Step 5: Solve for x
    x = 6,067,114.65/3,497.20
  6. Step 6: Final answer
    x = 1,734.85

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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.