Home / 5,371.36-7,412.74-3,355.98

Finding the Fourth Proportional to 5,371.36, 7,412.74 and 3,355.98

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Solution

The fourth proportional to 5,371.36, 7,412.74 and 3,355.98 is: 4,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.36 : 7,412.74 = 3,355.98 : x
  2. Step 2: Convert to fraction form
    5,371.36/7,412.74 = 3,355.98/x
  3. Step 3: Cross multiply
    5,371.36x = 7,412.74 × 3,355.98
  4. Step 4: Simplify right side
    5,371.36x = 24,877,007.19
  5. Step 5: Solve for x
    x = 24,877,007.19/5,371.36
  6. Step 6: Final answer
    x = 4,631.42

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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.