Home / 7,741.98-11,621.16-4,822.29

Finding the Fourth Proportional to 7,741.98, 11,621.16 and 4,822.29

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Solution

The fourth proportional to 7,741.98, 11,621.16 and 4,822.29 is: 7,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.98 : 11,621.16 = 4,822.29 : x
  2. Step 2: Convert to fraction form
    7,741.98/11,621.16 = 4,822.29/x
  3. Step 3: Cross multiply
    7,741.98x = 11,621.16 × 4,822.29
  4. Step 4: Simplify right side
    7,741.98x = 56,040,603.66
  5. Step 5: Solve for x
    x = 56,040,603.66/7,741.98
  6. Step 6: Final answer
    x = 7,238.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.