Home / 4,935.98-6,811.80-2,698.06

Finding the Fourth Proportional to 4,935.98, 6,811.80 and 2,698.06

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Solution

The fourth proportional to 4,935.98, 6,811.80 and 2,698.06 is: 3,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.98 : 6,811.80 = 2,698.06 : x
  2. Step 2: Convert to fraction form
    4,935.98/6,811.80 = 2,698.06/x
  3. Step 3: Cross multiply
    4,935.98x = 6,811.80 × 2,698.06
  4. Step 4: Simplify right side
    4,935.98x = 18,378,645.11
  5. Step 5: Solve for x
    x = 18,378,645.11/4,935.98
  6. Step 6: Final answer
    x = 3,723.40

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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.