Home / 7,647.76-10,552.26-4,999.06

Finding the Fourth Proportional to 7,647.76, 10,552.26 and 4,999.06

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Solution

The fourth proportional to 7,647.76, 10,552.26 and 4,999.06 is: 6,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.76 : 10,552.26 = 4,999.06 : x
  2. Step 2: Convert to fraction form
    7,647.76/10,552.26 = 4,999.06/x
  3. Step 3: Cross multiply
    7,647.76x = 10,552.26 × 4,999.06
  4. Step 4: Simplify right side
    7,647.76x = 52,751,380.88
  5. Step 5: Solve for x
    x = 52,751,380.88/7,647.76
  6. Step 6: Final answer
    x = 6,897.63

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1.5x scale

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.