Home / 3,776.67-5,211.58-2,097.98

Finding the Fourth Proportional to 3,776.67, 5,211.58 and 2,097.98

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Solution

The fourth proportional to 3,776.67, 5,211.58 and 2,097.98 is: 2,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.67 : 5,211.58 = 2,097.98 : x
  2. Step 2: Convert to fraction form
    3,776.67/5,211.58 = 2,097.98/x
  3. Step 3: Cross multiply
    3,776.67x = 5,211.58 × 2,097.98
  4. Step 4: Simplify right side
    3,776.67x = 10,933,754.06
  5. Step 5: Solve for x
    x = 10,933,754.06/3,776.67
  6. Step 6: Final answer
    x = 2,895.08

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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.