Home / 3,350.67-4,623.78-1,858.53

Finding the Fourth Proportional to 3,350.67, 4,623.78 and 1,858.53

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Solution

The fourth proportional to 3,350.67, 4,623.78 and 1,858.53 is: 2,564.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.67 : 4,623.78 = 1,858.53 : x
  2. Step 2: Convert to fraction form
    3,350.67/4,623.78 = 1,858.53/x
  3. Step 3: Cross multiply
    3,350.67x = 4,623.78 × 1,858.53
  4. Step 4: Simplify right side
    3,350.67x = 8,593,433.84
  5. Step 5: Solve for x
    x = 8,593,433.84/3,350.67
  6. Step 6: Final answer
    x = 2,564.69

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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.