Home / 7,114.12-10,670.82-2,954.32

Finding the Fourth Proportional to 7,114.12, 10,670.82 and 2,954.32

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Solution

The fourth proportional to 7,114.12, 10,670.82 and 2,954.32 is: 4,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114.12 : 10,670.82 = 2,954.32 : x
  2. Step 2: Convert to fraction form
    7,114.12/10,670.82 = 2,954.32/x
  3. Step 3: Cross multiply
    7,114.12x = 10,670.82 × 2,954.32
  4. Step 4: Simplify right side
    7,114.12x = 31,525,016.94
  5. Step 5: Solve for x
    x = 31,525,016.94/7,114.12
  6. Step 6: Final answer
    x = 4,431.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.