Home / 3,571.67-4,928.66-2,079.35

Finding the Fourth Proportional to 3,571.67, 4,928.66 and 2,079.35

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Solution

The fourth proportional to 3,571.67, 4,928.66 and 2,079.35 is: 2,869.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.67 : 4,928.66 = 2,079.35 : x
  2. Step 2: Convert to fraction form
    3,571.67/4,928.66 = 2,079.35/x
  3. Step 3: Cross multiply
    3,571.67x = 4,928.66 × 2,079.35
  4. Step 4: Simplify right side
    3,571.67x = 10,248,409.17
  5. Step 5: Solve for x
    x = 10,248,409.17/3,571.67
  6. Step 6: Final answer
    x = 2,869.36

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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.