Home / 5,887.32-8,120.16-5,100

Finding the Fourth Proportional to 5,887.32, 8,120.16 and 5,100

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Solution

The fourth proportional to 5,887.32, 8,120.16 and 5,100 is: 7,034.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.32 : 8,120.16 = 5,100 : x
  2. Step 2: Convert to fraction form
    5,887.32/8,120.16 = 5,100/x
  3. Step 3: Cross multiply
    5,887.32x = 8,120.16 × 5,100
  4. Step 4: Simplify right side
    5,887.32x = 41,412,816
  5. Step 5: Solve for x
    x = 41,412,816/5,887.32
  6. Step 6: Final answer
    x = 7,034.24

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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.