Home / 9,817.14-14,725.68-3,977.82

Finding the Fourth Proportional to 9,817.14, 14,725.68 and 3,977.82

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Solution

The fourth proportional to 9,817.14, 14,725.68 and 3,977.82 is: 5,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.14 : 14,725.68 = 3,977.82 : x
  2. Step 2: Convert to fraction form
    9,817.14/14,725.68 = 3,977.82/x
  3. Step 3: Cross multiply
    9,817.14x = 14,725.68 × 3,977.82
  4. Step 4: Simplify right side
    9,817.14x = 58,576,104.42
  5. Step 5: Solve for x
    x = 58,576,104.42/9,817.14
  6. Step 6: Final answer
    x = 5,966.72

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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.