Home / 8,462.36-12,686.62-3,535.68

Finding the Fourth Proportional to 8,462.36, 12,686.62 and 3,535.68

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Solution

The fourth proportional to 8,462.36, 12,686.62 and 3,535.68 is: 5,300.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.36 : 12,686.62 = 3,535.68 : x
  2. Step 2: Convert to fraction form
    8,462.36/12,686.62 = 3,535.68/x
  3. Step 3: Cross multiply
    8,462.36x = 12,686.62 × 3,535.68
  4. Step 4: Simplify right side
    8,462.36x = 44,855,828.60
  5. Step 5: Solve for x
    x = 44,855,828.60/8,462.36
  6. Step 6: Final answer
    x = 5,300.63

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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.