Home / 7,022.09-10,533.60-2,091.32

Finding the Fourth Proportional to 7,022.09, 10,533.60 and 2,091.32

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Solution

The fourth proportional to 7,022.09, 10,533.60 and 2,091.32 is: 3,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.09 : 10,533.60 = 2,091.32 : x
  2. Step 2: Convert to fraction form
    7,022.09/10,533.60 = 2,091.32/x
  3. Step 3: Cross multiply
    7,022.09x = 10,533.60 × 2,091.32
  4. Step 4: Simplify right side
    7,022.09x = 22,029,154.69
  5. Step 5: Solve for x
    x = 22,029,154.69/7,022.09
  6. Step 6: Final answer
    x = 3,137.12

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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.