Home / 3,776.55-5,211.06-2,097.93

Finding the Fourth Proportional to 3,776.55, 5,211.06 and 2,097.93

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Solution

The fourth proportional to 3,776.55, 5,211.06 and 2,097.93 is: 2,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.55 : 5,211.06 = 2,097.93 : x
  2. Step 2: Convert to fraction form
    3,776.55/5,211.06 = 2,097.93/x
  3. Step 3: Cross multiply
    3,776.55x = 5,211.06 × 2,097.93
  4. Step 4: Simplify right side
    3,776.55x = 10,932,439.11
  5. Step 5: Solve for x
    x = 10,932,439.11/3,776.55
  6. Step 6: Final answer
    x = 2,894.82

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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.