Home / 9,351.90-14,028.48-3,805.20

Finding the Fourth Proportional to 9,351.90, 14,028.48 and 3,805.20

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Solution

The fourth proportional to 9,351.90, 14,028.48 and 3,805.20 is: 5,708.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.90 : 14,028.48 = 3,805.20 : x
  2. Step 2: Convert to fraction form
    9,351.90/14,028.48 = 3,805.20/x
  3. Step 3: Cross multiply
    9,351.90x = 14,028.48 × 3,805.20
  4. Step 4: Simplify right side
    9,351.90x = 53,381,172.10
  5. Step 5: Solve for x
    x = 53,381,172.10/9,351.90
  6. Step 6: Final answer
    x = 5,708.06

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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.