Home / 9,201.90-13,802.57-2,628.10

Finding the Fourth Proportional to 9,201.90, 13,802.57 and 2,628.10

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Solution

The fourth proportional to 9,201.90, 13,802.57 and 2,628.10 is: 3,942.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201.90 : 13,802.57 = 2,628.10 : x
  2. Step 2: Convert to fraction form
    9,201.90/13,802.57 = 2,628.10/x
  3. Step 3: Cross multiply
    9,201.90x = 13,802.57 × 2,628.10
  4. Step 4: Simplify right side
    9,201.90x = 36,274,540.79
  5. Step 5: Solve for x
    x = 36,274,540.79/9,201.90
  6. Step 6: Final answer
    x = 3,942.07

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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.