Home / 8,893.16-12,268.80-6,242.30

Finding the Fourth Proportional to 8,893.16, 12,268.80 and 6,242.30

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Solution

The fourth proportional to 8,893.16, 12,268.80 and 6,242.30 is: 8,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.16 : 12,268.80 = 6,242.30 : x
  2. Step 2: Convert to fraction form
    8,893.16/12,268.80 = 6,242.30/x
  3. Step 3: Cross multiply
    8,893.16x = 12,268.80 × 6,242.30
  4. Step 4: Simplify right side
    8,893.16x = 76,585,468.90
  5. Step 5: Solve for x
    x = 76,585,468.90/8,893.16
  6. Step 6: Final answer
    x = 8,611.73

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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.