Home / 7,351.06-11,028.18-2,420.46

Finding the Fourth Proportional to 7,351.06, 11,028.18 and 2,420.46

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Solution

The fourth proportional to 7,351.06, 11,028.18 and 2,420.46 is: 3,631.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.06 : 11,028.18 = 2,420.46 : x
  2. Step 2: Convert to fraction form
    7,351.06/11,028.18 = 2,420.46/x
  3. Step 3: Cross multiply
    7,351.06x = 11,028.18 × 2,420.46
  4. Step 4: Simplify right side
    7,351.06x = 26,693,268.56
  5. Step 5: Solve for x
    x = 26,693,268.56/7,351.06
  6. Step 6: Final answer
    x = 3,631.21

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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.