Home / 4,893.12-6,750.84-2,796.72

Finding the Fourth Proportional to 4,893.12, 6,750.84 and 2,796.72

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Solution

The fourth proportional to 4,893.12, 6,750.84 and 2,796.72 is: 3,858.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.12 : 6,750.84 = 2,796.72 : x
  2. Step 2: Convert to fraction form
    4,893.12/6,750.84 = 2,796.72/x
  3. Step 3: Cross multiply
    4,893.12x = 6,750.84 × 2,796.72
  4. Step 4: Simplify right side
    4,893.12x = 18,880,209.24
  5. Step 5: Solve for x
    x = 18,880,209.24/4,893.12
  6. Step 6: Final answer
    x = 3,858.52

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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.