Home / 2,385.54-3,568.95-2,108.52

Finding the Fourth Proportional to 2,385.54, 3,568.95 and 2,108.52

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Solution

The fourth proportional to 2,385.54, 3,568.95 and 2,108.52 is: 3,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.54 : 3,568.95 = 2,108.52 : x
  2. Step 2: Convert to fraction form
    2,385.54/3,568.95 = 2,108.52/x
  3. Step 3: Cross multiply
    2,385.54x = 3,568.95 × 2,108.52
  4. Step 4: Simplify right side
    2,385.54x = 7,525,202.45
  5. Step 5: Solve for x
    x = 7,525,202.45/2,385.54
  6. Step 6: Final answer
    x = 3,154.51

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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.