Home / 3,350.20-4,623.30-1,858.14

Finding the Fourth Proportional to 3,350.20, 4,623.30 and 1,858.14

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Solution

The fourth proportional to 3,350.20, 4,623.30 and 1,858.14 is: 2,564.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.20 : 4,623.30 = 1,858.14 : x
  2. Step 2: Convert to fraction form
    3,350.20/4,623.30 = 1,858.14/x
  3. Step 3: Cross multiply
    3,350.20x = 4,623.30 × 1,858.14
  4. Step 4: Simplify right side
    3,350.20x = 8,590,738.66
  5. Step 5: Solve for x
    x = 8,590,738.66/3,350.20
  6. Step 6: Final answer
    x = 2,564.25

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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.