Home / 4,192.98-6,284.84-2,111.64

Finding the Fourth Proportional to 4,192.98, 6,284.84 and 2,111.64

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Solution

The fourth proportional to 4,192.98, 6,284.84 and 2,111.64 is: 3,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.98 : 6,284.84 = 2,111.64 : x
  2. Step 2: Convert to fraction form
    4,192.98/6,284.84 = 2,111.64/x
  3. Step 3: Cross multiply
    4,192.98x = 6,284.84 × 2,111.64
  4. Step 4: Simplify right side
    4,192.98x = 13,271,308.98
  5. Step 5: Solve for x
    x = 13,271,308.98/4,192.98
  6. Step 6: Final answer
    x = 3,165.13

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1.5x scale

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.