Home / 12,266.58-16,928.19-6,889.44

Finding the Fourth Proportional to 12,266.58, 16,928.19 and 6,889.44

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Solution

The fourth proportional to 12,266.58, 16,928.19 and 6,889.44 is: 9,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.58 : 16,928.19 = 6,889.44 : x
  2. Step 2: Convert to fraction form
    12,266.58/16,928.19 = 6,889.44/x
  3. Step 3: Cross multiply
    12,266.58x = 16,928.19 × 6,889.44
  4. Step 4: Simplify right side
    12,266.58x = 116,625,714.87
  5. Step 5: Solve for x
    x = 116,625,714.87/12,266.58
  6. Step 6: Final answer
    x = 9,507.60

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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.