Home / 8,894.08-12,268.86-5,537.44

Finding the Fourth Proportional to 8,894.08, 12,268.86 and 5,537.44

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Solution

The fourth proportional to 8,894.08, 12,268.86 and 5,537.44 is: 7,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.08 : 12,268.86 = 5,537.44 : x
  2. Step 2: Convert to fraction form
    8,894.08/12,268.86 = 5,537.44/x
  3. Step 3: Cross multiply
    8,894.08x = 12,268.86 × 5,537.44
  4. Step 4: Simplify right side
    8,894.08x = 67,938,076.12
  5. Step 5: Solve for x
    x = 67,938,076.12/8,894.08
  6. Step 6: Final answer
    x = 7,638.57

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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.