Home / 7,255.75-10,013.34-4,112.95

Finding the Fourth Proportional to 7,255.75, 10,013.34 and 4,112.95

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Solution

The fourth proportional to 7,255.75, 10,013.34 and 4,112.95 is: 5,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.75 : 10,013.34 = 4,112.95 : x
  2. Step 2: Convert to fraction form
    7,255.75/10,013.34 = 4,112.95/x
  3. Step 3: Cross multiply
    7,255.75x = 10,013.34 × 4,112.95
  4. Step 4: Simplify right side
    7,255.75x = 41,184,366.75
  5. Step 5: Solve for x
    x = 41,184,366.75/7,255.75
  6. Step 6: Final answer
    x = 5,676.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.