Home / 8,834.79-12,191.50-5,433.09

Finding the Fourth Proportional to 8,834.79, 12,191.50 and 5,433.09

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Solution

The fourth proportional to 8,834.79, 12,191.50 and 5,433.09 is: 7,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.79 : 12,191.50 = 5,433.09 : x
  2. Step 2: Convert to fraction form
    8,834.79/12,191.50 = 5,433.09/x
  3. Step 3: Cross multiply
    8,834.79x = 12,191.50 × 5,433.09
  4. Step 4: Simplify right side
    8,834.79x = 66,237,516.74
  5. Step 5: Solve for x
    x = 66,237,516.74/8,834.79
  6. Step 6: Final answer
    x = 7,497.35

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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.