Home / 3,454.39-4,762.04-2,390.53

Finding the Fourth Proportional to 3,454.39, 4,762.04 and 2,390.53

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Solution

The fourth proportional to 3,454.39, 4,762.04 and 2,390.53 is: 3,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.39 : 4,762.04 = 2,390.53 : x
  2. Step 2: Convert to fraction form
    3,454.39/4,762.04 = 2,390.53/x
  3. Step 3: Cross multiply
    3,454.39x = 4,762.04 × 2,390.53
  4. Step 4: Simplify right side
    3,454.39x = 11,383,799.48
  5. Step 5: Solve for x
    x = 11,383,799.48/3,454.39
  6. Step 6: Final answer
    x = 3,295.46

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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.