Home / 12,268.32-16,930.56-6,962.64

Finding the Fourth Proportional to 12,268.32, 16,930.56 and 6,962.64

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Solution

The fourth proportional to 12,268.32, 16,930.56 and 6,962.64 is: 9,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.32 : 16,930.56 = 6,962.64 : x
  2. Step 2: Convert to fraction form
    12,268.32/16,930.56 = 6,962.64/x
  3. Step 3: Cross multiply
    12,268.32x = 16,930.56 × 6,962.64
  4. Step 4: Simplify right side
    12,268.32x = 117,881,394.28
  5. Step 5: Solve for x
    x = 117,881,394.28/12,268.32
  6. Step 6: Final answer
    x = 9,608.60

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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.