Home / 8,465.21-12,699.00-3,533.73

Finding the Fourth Proportional to 8,465.21, 12,699.00 and 3,533.73

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Solution

The fourth proportional to 8,465.21, 12,699.00 and 3,533.73 is: 5,301.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.21 : 12,699.00 = 3,533.73 : x
  2. Step 2: Convert to fraction form
    8,465.21/12,699.00 = 3,533.73/x
  3. Step 3: Cross multiply
    8,465.21x = 12,699.00 × 3,533.73
  4. Step 4: Simplify right side
    8,465.21x = 44,874,799.59
  5. Step 5: Solve for x
    x = 44,874,799.59/8,465.21
  6. Step 6: Final answer
    x = 5,301.09

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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.