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Finding the Fourth Proportional to 3,351.61, 4,625.05 and 1,859.53

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Solution

The fourth proportional to 3,351.61, 4,625.05 and 1,859.53 is: 2,566.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.61 : 4,625.05 = 1,859.53 : x
  2. Step 2: Convert to fraction form
    3,351.61/4,625.05 = 1,859.53/x
  3. Step 3: Cross multiply
    3,351.61x = 4,625.05 × 1,859.53
  4. Step 4: Simplify right side
    3,351.61x = 8,600,419.23
  5. Step 5: Solve for x
    x = 8,600,419.23/3,351.61
  6. Step 6: Final answer
    x = 2,566.06

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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.