Home / 8,464.89-12,698.81-3,537.99

Finding the Fourth Proportional to 8,464.89, 12,698.81 and 3,537.99

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Solution

The fourth proportional to 8,464.89, 12,698.81 and 3,537.99 is: 5,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.89 : 12,698.81 = 3,537.99 : x
  2. Step 2: Convert to fraction form
    8,464.89/12,698.81 = 3,537.99/x
  3. Step 3: Cross multiply
    8,464.89x = 12,698.81 × 3,537.99
  4. Step 4: Simplify right side
    8,464.89x = 44,928,262.79
  5. Step 5: Solve for x
    x = 44,928,262.79/8,464.89
  6. Step 6: Final answer
    x = 5,307.60

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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.