Home / 3,570.82-4,927.64-2,079.25

Finding the Fourth Proportional to 3,570.82, 4,927.64 and 2,079.25

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Solution

The fourth proportional to 3,570.82, 4,927.64 and 2,079.25 is: 2,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.82 : 4,927.64 = 2,079.25 : x
  2. Step 2: Convert to fraction form
    3,570.82/4,927.64 = 2,079.25/x
  3. Step 3: Cross multiply
    3,570.82x = 4,927.64 × 2,079.25
  4. Step 4: Simplify right side
    3,570.82x = 10,245,772.75
  5. Step 5: Solve for x
    x = 10,245,772.75/3,570.82
  6. Step 6: Final answer
    x = 2,869.31

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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.