Home / 11,620.32-16,032.48-6,583.74

Finding the Fourth Proportional to 11,620.32, 16,032.48 and 6,583.74

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Solution

The fourth proportional to 11,620.32, 16,032.48 and 6,583.74 is: 9,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.32 : 16,032.48 = 6,583.74 : x
  2. Step 2: Convert to fraction form
    11,620.32/16,032.48 = 6,583.74/x
  3. Step 3: Cross multiply
    11,620.32x = 16,032.48 × 6,583.74
  4. Step 4: Simplify right side
    11,620.32x = 105,553,679.88
  5. Step 5: Solve for x
    x = 105,553,679.88/11,620.32
  6. Step 6: Final answer
    x = 9,083.54

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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.