Home / 7,200.32-10,801.09-2,006.20

Finding the Fourth Proportional to 7,200.32, 10,801.09 and 2,006.20

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Solution

The fourth proportional to 7,200.32, 10,801.09 and 2,006.20 is: 3,009.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.32 : 10,801.09 = 2,006.20 : x
  2. Step 2: Convert to fraction form
    7,200.32/10,801.09 = 2,006.20/x
  3. Step 3: Cross multiply
    7,200.32x = 10,801.09 × 2,006.20
  4. Step 4: Simplify right side
    7,200.32x = 21,669,146.76
  5. Step 5: Solve for x
    x = 21,669,146.76/7,200.32
  6. Step 6: Final answer
    x = 3,009.47

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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.