Home / 5,213.76-7,193.76-3,814.08

Finding the Fourth Proportional to 5,213.76, 7,193.76 and 3,814.08

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Solution

The fourth proportional to 5,213.76, 7,193.76 and 3,814.08 is: 5,262.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.76 : 7,193.76 = 3,814.08 : x
  2. Step 2: Convert to fraction form
    5,213.76/7,193.76 = 3,814.08/x
  3. Step 3: Cross multiply
    5,213.76x = 7,193.76 × 3,814.08
  4. Step 4: Simplify right side
    5,213.76x = 27,437,576.14
  5. Step 5: Solve for x
    x = 27,437,576.14/5,213.76
  6. Step 6: Final answer
    x = 5,262.53

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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.