Home / 3,297.08-4,946.84-2,420.66

Finding the Fourth Proportional to 3,297.08, 4,946.84 and 2,420.66

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Solution

The fourth proportional to 3,297.08, 4,946.84 and 2,420.66 is: 3,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.08 : 4,946.84 = 2,420.66 : x
  2. Step 2: Convert to fraction form
    3,297.08/4,946.84 = 2,420.66/x
  3. Step 3: Cross multiply
    3,297.08x = 4,946.84 × 2,420.66
  4. Step 4: Simplify right side
    3,297.08x = 11,974,617.71
  5. Step 5: Solve for x
    x = 11,974,617.71/3,297.08
  6. Step 6: Final answer
    x = 3,631.89

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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.