Home / 5,250.82-7,246.07-3,012.74

Finding the Fourth Proportional to 5,250.82, 7,246.07 and 3,012.74

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Solution

The fourth proportional to 5,250.82, 7,246.07 and 3,012.74 is: 4,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.82 : 7,246.07 = 3,012.74 : x
  2. Step 2: Convert to fraction form
    5,250.82/7,246.07 = 3,012.74/x
  3. Step 3: Cross multiply
    5,250.82x = 7,246.07 × 3,012.74
  4. Step 4: Simplify right side
    5,250.82x = 21,830,539.28
  5. Step 5: Solve for x
    x = 21,830,539.28/5,250.82
  6. Step 6: Final answer
    x = 4,157.55

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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.