Home / 5,544.08-7,650.82-4,128.98

Finding the Fourth Proportional to 5,544.08, 7,650.82 and 4,128.98

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Solution

The fourth proportional to 5,544.08, 7,650.82 and 4,128.98 is: 5,697.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.08 : 7,650.82 = 4,128.98 : x
  2. Step 2: Convert to fraction form
    5,544.08/7,650.82 = 4,128.98/x
  3. Step 3: Cross multiply
    5,544.08x = 7,650.82 × 4,128.98
  4. Step 4: Simplify right side
    5,544.08x = 31,590,049.67
  5. Step 5: Solve for x
    x = 31,590,049.67/5,544.08
  6. Step 6: Final answer
    x = 5,697.98

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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.