Home / 8,814.96-12,163.50-5,277.42

Finding the Fourth Proportional to 8,814.96, 12,163.50 and 5,277.42

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Solution

The fourth proportional to 8,814.96, 12,163.50 and 5,277.42 is: 7,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.96 : 12,163.50 = 5,277.42 : x
  2. Step 2: Convert to fraction form
    8,814.96/12,163.50 = 5,277.42/x
  3. Step 3: Cross multiply
    8,814.96x = 12,163.50 × 5,277.42
  4. Step 4: Simplify right side
    8,814.96x = 64,191,898.17
  5. Step 5: Solve for x
    x = 64,191,898.17/8,814.96
  6. Step 6: Final answer
    x = 7,282.15

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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.