Home / 12,513.68-17,268.92-6,848.30

Finding the Fourth Proportional to 12,513.68, 17,268.92 and 6,848.30

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Solution

The fourth proportional to 12,513.68, 17,268.92 and 6,848.30 is: 9,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513.68 : 17,268.92 = 6,848.30 : x
  2. Step 2: Convert to fraction form
    12,513.68/17,268.92 = 6,848.30/x
  3. Step 3: Cross multiply
    12,513.68x = 17,268.92 × 6,848.30
  4. Step 4: Simplify right side
    12,513.68x = 118,262,744.84
  5. Step 5: Solve for x
    x = 118,262,744.84/12,513.68
  6. Step 6: Final answer
    x = 9,450.68

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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.