Home / 2,385.12-3,572.73-2,355.96

Finding the Fourth Proportional to 2,385.12, 3,572.73 and 2,355.96

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Solution

The fourth proportional to 2,385.12, 3,572.73 and 2,355.96 is: 3,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.12 : 3,572.73 = 2,355.96 : x
  2. Step 2: Convert to fraction form
    2,385.12/3,572.73 = 2,355.96/x
  3. Step 3: Cross multiply
    2,385.12x = 3,572.73 × 2,355.96
  4. Step 4: Simplify right side
    2,385.12x = 8,417,208.97
  5. Step 5: Solve for x
    x = 8,417,208.97/2,385.12
  6. Step 6: Final answer
    x = 3,529.05

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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.