Home / 3,307.02-4,564.08-1,981.44

Finding the Fourth Proportional to 3,307.02, 4,564.08 and 1,981.44

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Solution

The fourth proportional to 3,307.02, 4,564.08 and 1,981.44 is: 2,734.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.02 : 4,564.08 = 1,981.44 : x
  2. Step 2: Convert to fraction form
    3,307.02/4,564.08 = 1,981.44/x
  3. Step 3: Cross multiply
    3,307.02x = 4,564.08 × 1,981.44
  4. Step 4: Simplify right side
    3,307.02x = 9,043,450.68
  5. Step 5: Solve for x
    x = 9,043,450.68/3,307.02
  6. Step 6: Final answer
    x = 2,734.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.