Home / 5,110.08-7,619.70-5,100.36

Finding the Fourth Proportional to 5,110.08, 7,619.70 and 5,100.36

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Solution

The fourth proportional to 5,110.08, 7,619.70 and 5,100.36 is: 7,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.08 : 7,619.70 = 5,100.36 : x
  2. Step 2: Convert to fraction form
    5,110.08/7,619.70 = 5,100.36/x
  3. Step 3: Cross multiply
    5,110.08x = 7,619.70 × 5,100.36
  4. Step 4: Simplify right side
    5,110.08x = 38,863,213.09
  5. Step 5: Solve for x
    x = 38,863,213.09/5,110.08
  6. Step 6: Final answer
    x = 7,605.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.