Home / 4,813.94-6,643.14-2,718.02

Finding the Fourth Proportional to 4,813.94, 6,643.14 and 2,718.02

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Solution

The fourth proportional to 4,813.94, 6,643.14 and 2,718.02 is: 3,750.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.94 : 6,643.14 = 2,718.02 : x
  2. Step 2: Convert to fraction form
    4,813.94/6,643.14 = 2,718.02/x
  3. Step 3: Cross multiply
    4,813.94x = 6,643.14 × 2,718.02
  4. Step 4: Simplify right side
    4,813.94x = 18,056,187.38
  5. Step 5: Solve for x
    x = 18,056,187.38/4,813.94
  6. Step 6: Final answer
    x = 3,750.81

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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.