Home / 3,856.26-5,321.73-2,364.99

Finding the Fourth Proportional to 3,856.26, 5,321.73 and 2,364.99

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Solution

The fourth proportional to 3,856.26, 5,321.73 and 2,364.99 is: 3,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856.26 : 5,321.73 = 2,364.99 : x
  2. Step 2: Convert to fraction form
    3,856.26/5,321.73 = 2,364.99/x
  3. Step 3: Cross multiply
    3,856.26x = 5,321.73 × 2,364.99
  4. Step 4: Simplify right side
    3,856.26x = 12,585,838.23
  5. Step 5: Solve for x
    x = 12,585,838.23/3,856.26
  6. Step 6: Final answer
    x = 3,263.74

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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.