Home / 4,813.97-6,643.28-2,718.10

Finding the Fourth Proportional to 4,813.97, 6,643.28 and 2,718.10

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Solution

The fourth proportional to 4,813.97, 6,643.28 and 2,718.10 is: 3,750.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.97 : 6,643.28 = 2,718.10 : x
  2. Step 2: Convert to fraction form
    4,813.97/6,643.28 = 2,718.10/x
  3. Step 3: Cross multiply
    4,813.97x = 6,643.28 × 2,718.10
  4. Step 4: Simplify right side
    4,813.97x = 18,057,069.17
  5. Step 5: Solve for x
    x = 18,057,069.17/4,813.97
  6. Step 6: Final answer
    x = 3,750.97

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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.