Home / 6,639.98-9,951.26-4,797.23

Finding the Fourth Proportional to 6,639.98, 9,951.26 and 4,797.23

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Solution

The fourth proportional to 6,639.98, 9,951.26 and 4,797.23 is: 7,189.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639.98 : 9,951.26 = 4,797.23 : x
  2. Step 2: Convert to fraction form
    6,639.98/9,951.26 = 4,797.23/x
  3. Step 3: Cross multiply
    6,639.98x = 9,951.26 × 4,797.23
  4. Step 4: Simplify right side
    6,639.98x = 47,738,409.27
  5. Step 5: Solve for x
    x = 47,738,409.27/6,639.98
  6. Step 6: Final answer
    x = 7,189.55

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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.