Home / 3,351.64-4,625-1,935.30

Finding the Fourth Proportional to 3,351.64, 4,625 and 1,935.30

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Solution

The fourth proportional to 3,351.64, 4,625 and 1,935.30 is: 2,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.64 : 4,625 = 1,935.30 : x
  2. Step 2: Convert to fraction form
    3,351.64/4,625 = 1,935.30/x
  3. Step 3: Cross multiply
    3,351.64x = 4,625 × 1,935.30
  4. Step 4: Simplify right side
    3,351.64x = 8,950,762.50
  5. Step 5: Solve for x
    x = 8,950,762.50/3,351.64
  6. Step 6: Final answer
    x = 2,670.56

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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.