Home / 7,255.98-10,001.61-4,894.02

Finding the Fourth Proportional to 7,255.98, 10,001.61 and 4,894.02

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Solution

The fourth proportional to 7,255.98, 10,001.61 and 4,894.02 is: 6,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.98 : 10,001.61 = 4,894.02 : x
  2. Step 2: Convert to fraction form
    7,255.98/10,001.61 = 4,894.02/x
  3. Step 3: Cross multiply
    7,255.98x = 10,001.61 × 4,894.02
  4. Step 4: Simplify right side
    7,255.98x = 48,948,079.37
  5. Step 5: Solve for x
    x = 48,948,079.37/7,255.98
  6. Step 6: Final answer
    x = 6,745.90

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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.