Home / 3,339.25-5,007.80-1,859.18

Finding the Fourth Proportional to 3,339.25, 5,007.80 and 1,859.18

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Solution

The fourth proportional to 3,339.25, 5,007.80 and 1,859.18 is: 2,788.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.25 : 5,007.80 = 1,859.18 : x
  2. Step 2: Convert to fraction form
    3,339.25/5,007.80 = 1,859.18/x
  3. Step 3: Cross multiply
    3,339.25x = 5,007.80 × 1,859.18
  4. Step 4: Simplify right side
    3,339.25x = 9,310,381.21
  5. Step 5: Solve for x
    x = 9,310,381.21/3,339.25
  6. Step 6: Final answer
    x = 2,788.17

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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.