Home / 3,852.14-5,315.94-2,083.74

Finding the Fourth Proportional to 3,852.14, 5,315.94 and 2,083.74

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Solution

The fourth proportional to 3,852.14, 5,315.94 and 2,083.74 is: 2,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.14 : 5,315.94 = 2,083.74 : x
  2. Step 2: Convert to fraction form
    3,852.14/5,315.94 = 2,083.74/x
  3. Step 3: Cross multiply
    3,852.14x = 5,315.94 × 2,083.74
  4. Step 4: Simplify right side
    3,852.14x = 11,077,036.82
  5. Step 5: Solve for x
    x = 11,077,036.82/3,852.14
  6. Step 6: Final answer
    x = 2,875.55

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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.