Home / 8,191.17-11,303.82-4,654.37

Finding the Fourth Proportional to 8,191.17, 11,303.82 and 4,654.37

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Solution

The fourth proportional to 8,191.17, 11,303.82 and 4,654.37 is: 6,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191.17 : 11,303.82 = 4,654.37 : x
  2. Step 2: Convert to fraction form
    8,191.17/11,303.82 = 4,654.37/x
  3. Step 3: Cross multiply
    8,191.17x = 11,303.82 × 4,654.37
  4. Step 4: Simplify right side
    8,191.17x = 52,612,160.69
  5. Step 5: Solve for x
    x = 52,612,160.69/8,191.17
  6. Step 6: Final answer
    x = 6,423.03

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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.