Home / 3,896.07-5,373.75-2,403.44

Finding the Fourth Proportional to 3,896.07, 5,373.75 and 2,403.44

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Solution

The fourth proportional to 3,896.07, 5,373.75 and 2,403.44 is: 3,315.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.07 : 5,373.75 = 2,403.44 : x
  2. Step 2: Convert to fraction form
    3,896.07/5,373.75 = 2,403.44/x
  3. Step 3: Cross multiply
    3,896.07x = 5,373.75 × 2,403.44
  4. Step 4: Simplify right side
    3,896.07x = 12,915,485.70
  5. Step 5: Solve for x
    x = 12,915,485.70/3,896.07
  6. Step 6: Final answer
    x = 3,315.00

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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.