Home / 2,828.08-4,236.72-2,368.81

Finding the Fourth Proportional to 2,828.08, 4,236.72 and 2,368.81

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Solution

The fourth proportional to 2,828.08, 4,236.72 and 2,368.81 is: 3,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.08 : 4,236.72 = 2,368.81 : x
  2. Step 2: Convert to fraction form
    2,828.08/4,236.72 = 2,368.81/x
  3. Step 3: Cross multiply
    2,828.08x = 4,236.72 × 2,368.81
  4. Step 4: Simplify right side
    2,828.08x = 10,035,984.70
  5. Step 5: Solve for x
    x = 10,035,984.70/2,828.08
  6. Step 6: Final answer
    x = 3,548.69

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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.