Home / 2,385.48-3,579.84-2,367.12

Finding the Fourth Proportional to 2,385.48, 3,579.84 and 2,367.12

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Solution

The fourth proportional to 2,385.48, 3,579.84 and 2,367.12 is: 3,552.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.48 : 3,579.84 = 2,367.12 : x
  2. Step 2: Convert to fraction form
    2,385.48/3,579.84 = 2,367.12/x
  3. Step 3: Cross multiply
    2,385.48x = 3,579.84 × 2,367.12
  4. Step 4: Simplify right side
    2,385.48x = 8,473,910.86
  5. Step 5: Solve for x
    x = 8,473,910.86/2,385.48
  6. Step 6: Final answer
    x = 3,552.29

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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.