Home / 9,122.14-13,683.74-2,548.32

Finding the Fourth Proportional to 9,122.14, 13,683.74 and 2,548.32

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Solution

The fourth proportional to 9,122.14, 13,683.74 and 2,548.32 is: 3,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.14 : 13,683.74 = 2,548.32 : x
  2. Step 2: Convert to fraction form
    9,122.14/13,683.74 = 2,548.32/x
  3. Step 3: Cross multiply
    9,122.14x = 13,683.74 × 2,548.32
  4. Step 4: Simplify right side
    9,122.14x = 34,870,575.57
  5. Step 5: Solve for x
    x = 34,870,575.57/9,122.14
  6. Step 6: Final answer
    x = 3,822.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.