Home / 3,122.07-4,703.93-2,825.94

Finding the Fourth Proportional to 3,122.07, 4,703.93 and 2,825.94

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Solution

The fourth proportional to 3,122.07, 4,703.93 and 2,825.94 is: 4,257.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.07 : 4,703.93 = 2,825.94 : x
  2. Step 2: Convert to fraction form
    3,122.07/4,703.93 = 2,825.94/x
  3. Step 3: Cross multiply
    3,122.07x = 4,703.93 × 2,825.94
  4. Step 4: Simplify right side
    3,122.07x = 13,293,009.81
  5. Step 5: Solve for x
    x = 13,293,009.81/3,122.07
  6. Step 6: Final answer
    x = 4,257.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.