Home / 9,122.19-13,682.34-2,458.41

Finding the Fourth Proportional to 9,122.19, 13,682.34 and 2,458.41

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Solution

The fourth proportional to 9,122.19, 13,682.34 and 2,458.41 is: 3,687.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.19 : 13,682.34 = 2,458.41 : x
  2. Step 2: Convert to fraction form
    9,122.19/13,682.34 = 2,458.41/x
  3. Step 3: Cross multiply
    9,122.19x = 13,682.34 × 2,458.41
  4. Step 4: Simplify right side
    9,122.19x = 33,636,807.63
  5. Step 5: Solve for x
    x = 33,636,807.63/9,122.19
  6. Step 6: Final answer
    x = 3,687.36

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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.