Home / 3,251.48-4,487.10-1,835.45

Finding the Fourth Proportional to 3,251.48, 4,487.10 and 1,835.45

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Solution

The fourth proportional to 3,251.48, 4,487.10 and 1,835.45 is: 2,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.48 : 4,487.10 = 1,835.45 : x
  2. Step 2: Convert to fraction form
    3,251.48/4,487.10 = 1,835.45/x
  3. Step 3: Cross multiply
    3,251.48x = 4,487.10 × 1,835.45
  4. Step 4: Simplify right side
    3,251.48x = 8,235,847.70
  5. Step 5: Solve for x
    x = 8,235,847.70/3,251.48
  6. Step 6: Final answer
    x = 2,532.95

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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.