Home / 3,330.50-4,993.02-1,384.10

Finding the Fourth Proportional to 3,330.50, 4,993.02 and 1,384.10

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Solution

The fourth proportional to 3,330.50, 4,993.02 and 1,384.10 is: 2,075.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.50 : 4,993.02 = 1,384.10 : x
  2. Step 2: Convert to fraction form
    3,330.50/4,993.02 = 1,384.10/x
  3. Step 3: Cross multiply
    3,330.50x = 4,993.02 × 1,384.10
  4. Step 4: Simplify right side
    3,330.50x = 6,910,838.98
  5. Step 5: Solve for x
    x = 6,910,838.98/3,330.50
  6. Step 6: Final answer
    x = 2,075.02

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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.