Home / 3,511.95-4,846.53-1,940.04

Finding the Fourth Proportional to 3,511.95, 4,846.53 and 1,940.04

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Solution

The fourth proportional to 3,511.95, 4,846.53 and 1,940.04 is: 2,677.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.95 : 4,846.53 = 1,940.04 : x
  2. Step 2: Convert to fraction form
    3,511.95/4,846.53 = 1,940.04/x
  3. Step 3: Cross multiply
    3,511.95x = 4,846.53 × 1,940.04
  4. Step 4: Simplify right side
    3,511.95x = 9,402,469.34
  5. Step 5: Solve for x
    x = 9,402,469.34/3,511.95
  6. Step 6: Final answer
    x = 2,677.28

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1.5x scale

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.