Home / 4,936.55-6,810.48-2,811.00

Finding the Fourth Proportional to 4,936.55, 6,810.48 and 2,811.00

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Solution

The fourth proportional to 4,936.55, 6,810.48 and 2,811.00 is: 3,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.55 : 6,810.48 = 2,811.00 : x
  2. Step 2: Convert to fraction form
    4,936.55/6,810.48 = 2,811.00/x
  3. Step 3: Cross multiply
    4,936.55x = 6,810.48 × 2,811.00
  4. Step 4: Simplify right side
    4,936.55x = 19,144,284.82
  5. Step 5: Solve for x
    x = 19,144,284.82/4,936.55
  6. Step 6: Final answer
    x = 3,878.07

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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.