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Finding the Fourth Proportional to 3,733.45, 5,599.99 and 1,393.45

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Solution

The fourth proportional to 3,733.45, 5,599.99 and 1,393.45 is: 2,090.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.45 : 5,599.99 = 1,393.45 : x
  2. Step 2: Convert to fraction form
    3,733.45/5,599.99 = 1,393.45/x
  3. Step 3: Cross multiply
    3,733.45x = 5,599.99 × 1,393.45
  4. Step 4: Simplify right side
    3,733.45x = 7,803,306.07
  5. Step 5: Solve for x
    x = 7,803,306.07/3,733.45
  6. Step 6: Final answer
    x = 2,090.11

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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.