Home / 4,698.98-6,469.82-3,989.35

Finding the Fourth Proportional to 4,698.98, 6,469.82 and 3,989.35

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Solution

The fourth proportional to 4,698.98, 6,469.82 and 3,989.35 is: 5,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.98 : 6,469.82 = 3,989.35 : x
  2. Step 2: Convert to fraction form
    4,698.98/6,469.82 = 3,989.35/x
  3. Step 3: Cross multiply
    4,698.98x = 6,469.82 × 3,989.35
  4. Step 4: Simplify right side
    4,698.98x = 25,810,370.22
  5. Step 5: Solve for x
    x = 25,810,370.22/4,698.98
  6. Step 6: Final answer
    x = 5,492.77

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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.