Home / 3,350.14-4,623.43-1,858.20

Finding the Fourth Proportional to 3,350.14, 4,623.43 and 1,858.20

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Solution

The fourth proportional to 3,350.14, 4,623.43 and 1,858.20 is: 2,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.14 : 4,623.43 = 1,858.20 : x
  2. Step 2: Convert to fraction form
    3,350.14/4,623.43 = 1,858.20/x
  3. Step 3: Cross multiply
    3,350.14x = 4,623.43 × 1,858.20
  4. Step 4: Simplify right side
    3,350.14x = 8,591,257.63
  5. Step 5: Solve for x
    x = 8,591,257.63/3,350.14
  6. Step 6: Final answer
    x = 2,564.45

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1.5x scale

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.