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Finding the Fourth Proportional to 3,239.52, 4,859.88 and 1,854.44

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Solution

The fourth proportional to 3,239.52, 4,859.88 and 1,854.44 is: 2,782.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.52 : 4,859.88 = 1,854.44 : x
  2. Step 2: Convert to fraction form
    3,239.52/4,859.88 = 1,854.44/x
  3. Step 3: Cross multiply
    3,239.52x = 4,859.88 × 1,854.44
  4. Step 4: Simplify right side
    3,239.52x = 9,012,355.87
  5. Step 5: Solve for x
    x = 9,012,355.87/3,239.52
  6. Step 6: Final answer
    x = 2,782.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.