Home / 2,832.36-3,907.56-2,088.09

Finding the Fourth Proportional to 2,832.36, 3,907.56 and 2,088.09

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Solution

The fourth proportional to 2,832.36, 3,907.56 and 2,088.09 is: 2,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.36 : 3,907.56 = 2,088.09 : x
  2. Step 2: Convert to fraction form
    2,832.36/3,907.56 = 2,088.09/x
  3. Step 3: Cross multiply
    2,832.36x = 3,907.56 × 2,088.09
  4. Step 4: Simplify right side
    2,832.36x = 8,159,330.14
  5. Step 5: Solve for x
    x = 8,159,330.14/2,832.36
  6. Step 6: Final answer
    x = 2,880.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.