Home / 7,207.13-10,813.44-2,827.64

Finding the Fourth Proportional to 7,207.13, 10,813.44 and 2,827.64

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Solution

The fourth proportional to 7,207.13, 10,813.44 and 2,827.64 is: 4,242.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.13 : 10,813.44 = 2,827.64 : x
  2. Step 2: Convert to fraction form
    7,207.13/10,813.44 = 2,827.64/x
  3. Step 3: Cross multiply
    7,207.13x = 10,813.44 × 2,827.64
  4. Step 4: Simplify right side
    7,207.13x = 30,576,515.48
  5. Step 5: Solve for x
    x = 30,576,515.48/7,207.13
  6. Step 6: Final answer
    x = 4,242.54

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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.