Home / 3,453-4,765.95-2,056.56

Finding the Fourth Proportional to 3,453, 4,765.95 and 2,056.56

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Solution

The fourth proportional to 3,453, 4,765.95 and 2,056.56 is: 2,838.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453 : 4,765.95 = 2,056.56 : x
  2. Step 2: Convert to fraction form
    3,453/4,765.95 = 2,056.56/x
  3. Step 3: Cross multiply
    3,453x = 4,765.95 × 2,056.56
  4. Step 4: Simplify right side
    3,453x = 9,801,462.13
  5. Step 5: Solve for x
    x = 9,801,462.13/3,453
  6. Step 6: Final answer
    x = 2,838.54

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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.