Home / 9,888.27-13,648.26-6,744.25

Finding the Fourth Proportional to 9,888.27, 13,648.26 and 6,744.25

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Solution

The fourth proportional to 9,888.27, 13,648.26 and 6,744.25 is: 9,308.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.27 : 13,648.26 = 6,744.25 : x
  2. Step 2: Convert to fraction form
    9,888.27/13,648.26 = 6,744.25/x
  3. Step 3: Cross multiply
    9,888.27x = 13,648.26 × 6,744.25
  4. Step 4: Simplify right side
    9,888.27x = 92,047,277.51
  5. Step 5: Solve for x
    x = 92,047,277.51/9,888.27
  6. Step 6: Final answer
    x = 9,308.73

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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.