Home / 11,424.38-15,766.26-6,888.52

Finding the Fourth Proportional to 11,424.38, 15,766.26 and 6,888.52

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Solution

The fourth proportional to 11,424.38, 15,766.26 and 6,888.52 is: 9,506.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.38 : 15,766.26 = 6,888.52 : x
  2. Step 2: Convert to fraction form
    11,424.38/15,766.26 = 6,888.52/x
  3. Step 3: Cross multiply
    11,424.38x = 15,766.26 × 6,888.52
  4. Step 4: Simplify right side
    11,424.38x = 108,606,157.92
  5. Step 5: Solve for x
    x = 108,606,157.92/11,424.38
  6. Step 6: Final answer
    x = 9,506.52

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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.