Home / 5,207.07-7,814.85-2,743.41

Finding the Fourth Proportional to 5,207.07, 7,814.85 and 2,743.41

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Solution

The fourth proportional to 5,207.07, 7,814.85 and 2,743.41 is: 4,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.07 : 7,814.85 = 2,743.41 : x
  2. Step 2: Convert to fraction form
    5,207.07/7,814.85 = 2,743.41/x
  3. Step 3: Cross multiply
    5,207.07x = 7,814.85 × 2,743.41
  4. Step 4: Simplify right side
    5,207.07x = 21,439,337.64
  5. Step 5: Solve for x
    x = 21,439,337.64/5,207.07
  6. Step 6: Final answer
    x = 4,117.35

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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.