Home / 3,351.79-4,625.31-1,859.69

Finding the Fourth Proportional to 3,351.79, 4,625.31 and 1,859.69

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Solution

The fourth proportional to 3,351.79, 4,625.31 and 1,859.69 is: 2,566.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.79 : 4,625.31 = 1,859.69 : x
  2. Step 2: Convert to fraction form
    3,351.79/4,625.31 = 1,859.69/x
  3. Step 3: Cross multiply
    3,351.79x = 4,625.31 × 1,859.69
  4. Step 4: Simplify right side
    3,351.79x = 8,601,642.75
  5. Step 5: Solve for x
    x = 8,601,642.75/3,351.79
  6. Step 6: Final answer
    x = 2,566.28

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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.