Home / 9,739.50-14,619.64-4,195.60

Finding the Fourth Proportional to 9,739.50, 14,619.64 and 4,195.60

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Solution

The fourth proportional to 9,739.50, 14,619.64 and 4,195.60 is: 6,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.50 : 14,619.64 = 4,195.60 : x
  2. Step 2: Convert to fraction form
    9,739.50/14,619.64 = 4,195.60/x
  3. Step 3: Cross multiply
    9,739.50x = 14,619.64 × 4,195.60
  4. Step 4: Simplify right side
    9,739.50x = 61,338,161.58
  5. Step 5: Solve for x
    x = 61,338,161.58/9,739.50
  6. Step 6: Final answer
    x = 6,297.88

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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.