Home / 4,486.97-6,195.06-2,809.05

Finding the Fourth Proportional to 4,486.97, 6,195.06 and 2,809.05

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Solution

The fourth proportional to 4,486.97, 6,195.06 and 2,809.05 is: 3,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.97 : 6,195.06 = 2,809.05 : x
  2. Step 2: Convert to fraction form
    4,486.97/6,195.06 = 2,809.05/x
  3. Step 3: Cross multiply
    4,486.97x = 6,195.06 × 2,809.05
  4. Step 4: Simplify right side
    4,486.97x = 17,402,233.29
  5. Step 5: Solve for x
    x = 17,402,233.29/4,486.97
  6. Step 6: Final answer
    x = 3,878.40

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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.