Home / 8,462.24-12,685.10-3,533.28

Finding the Fourth Proportional to 8,462.24, 12,685.10 and 3,533.28

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Solution

The fourth proportional to 8,462.24, 12,685.10 and 3,533.28 is: 5,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.24 : 12,685.10 = 3,533.28 : x
  2. Step 2: Convert to fraction form
    8,462.24/12,685.10 = 3,533.28/x
  3. Step 3: Cross multiply
    8,462.24x = 12,685.10 × 3,533.28
  4. Step 4: Simplify right side
    8,462.24x = 44,819,992.46
  5. Step 5: Solve for x
    x = 44,819,992.46/8,462.24
  6. Step 6: Final answer
    x = 5,296.47

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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.