Home / 8,643.23-12,967.58-3,096.44

Finding the Fourth Proportional to 8,643.23, 12,967.58 and 3,096.44

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Solution

The fourth proportional to 8,643.23, 12,967.58 and 3,096.44 is: 4,645.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,643.23 : 12,967.58 = 3,096.44 : x
  2. Step 2: Convert to fraction form
    8,643.23/12,967.58 = 3,096.44/x
  3. Step 3: Cross multiply
    8,643.23x = 12,967.58 × 3,096.44
  4. Step 4: Simplify right side
    8,643.23x = 40,153,333.42
  5. Step 5: Solve for x
    x = 40,153,333.42/8,643.23
  6. Step 6: Final answer
    x = 4,645.64

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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.