Home / 8,654.07-12,982.01-3,973.28

Finding the Fourth Proportional to 8,654.07, 12,982.01 and 3,973.28

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Solution

The fourth proportional to 8,654.07, 12,982.01 and 3,973.28 is: 5,960.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.07 : 12,982.01 = 3,973.28 : x
  2. Step 2: Convert to fraction form
    8,654.07/12,982.01 = 3,973.28/x
  3. Step 3: Cross multiply
    8,654.07x = 12,982.01 × 3,973.28
  4. Step 4: Simplify right side
    8,654.07x = 51,581,075.92
  5. Step 5: Solve for x
    x = 51,581,075.92/8,654.07
  6. Step 6: Final answer
    x = 5,960.33

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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.