Home / 7,983.01-11,016.84-4,446.55

Finding the Fourth Proportional to 7,983.01, 11,016.84 and 4,446.55

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Solution

The fourth proportional to 7,983.01, 11,016.84 and 4,446.55 is: 6,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.01 : 11,016.84 = 4,446.55 : x
  2. Step 2: Convert to fraction form
    7,983.01/11,016.84 = 4,446.55/x
  3. Step 3: Cross multiply
    7,983.01x = 11,016.84 × 4,446.55
  4. Step 4: Simplify right side
    7,983.01x = 48,986,929.90
  5. Step 5: Solve for x
    x = 48,986,929.90/7,983.01
  6. Step 6: Final answer
    x = 6,136.40

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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.