Home / 12,513.64-17,268.68-6,848.34

Finding the Fourth Proportional to 12,513.64, 17,268.68 and 6,848.34

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Solution

The fourth proportional to 12,513.64, 17,268.68 and 6,848.34 is: 9,450.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513.64 : 17,268.68 = 6,848.34 : x
  2. Step 2: Convert to fraction form
    12,513.64/17,268.68 = 6,848.34/x
  3. Step 3: Cross multiply
    12,513.64x = 17,268.68 × 6,848.34
  4. Step 4: Simplify right side
    12,513.64x = 118,261,791.99
  5. Step 5: Solve for x
    x = 118,261,791.99/12,513.64
  6. Step 6: Final answer
    x = 9,450.63

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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.