Home / 9,200.90-13,801.80-2,628.06

Finding the Fourth Proportional to 9,200.90, 13,801.80 and 2,628.06

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Solution

The fourth proportional to 9,200.90, 13,801.80 and 2,628.06 is: 3,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.90 : 13,801.80 = 2,628.06 : x
  2. Step 2: Convert to fraction form
    9,200.90/13,801.80 = 2,628.06/x
  3. Step 3: Cross multiply
    9,200.90x = 13,801.80 × 2,628.06
  4. Step 4: Simplify right side
    9,200.90x = 36,271,958.51
  5. Step 5: Solve for x
    x = 36,271,958.51/9,200.90
  6. Step 6: Final answer
    x = 3,942.22

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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.