Home / 12,513.56-17,268.71-6,848.30

Finding the Fourth Proportional to 12,513.56, 17,268.71 and 6,848.30

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Solution

The fourth proportional to 12,513.56, 17,268.71 and 6,848.30 is: 9,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513.56 : 17,268.71 = 6,848.30 : x
  2. Step 2: Convert to fraction form
    12,513.56/17,268.71 = 6,848.30/x
  3. Step 3: Cross multiply
    12,513.56x = 17,268.71 × 6,848.30
  4. Step 4: Simplify right side
    12,513.56x = 118,261,272.45
  5. Step 5: Solve for x
    x = 118,261,272.45/12,513.56
  6. Step 6: Final answer
    x = 9,450.65

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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.