Home / 7,394.80-11,090.04-2,776.72

Finding the Fourth Proportional to 7,394.80, 11,090.04 and 2,776.72

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Solution

The fourth proportional to 7,394.80, 11,090.04 and 2,776.72 is: 4,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.80 : 11,090.04 = 2,776.72 : x
  2. Step 2: Convert to fraction form
    7,394.80/11,090.04 = 2,776.72/x
  3. Step 3: Cross multiply
    7,394.80x = 11,090.04 × 2,776.72
  4. Step 4: Simplify right side
    7,394.80x = 30,793,935.87
  5. Step 5: Solve for x
    x = 30,793,935.87/7,394.80
  6. Step 6: Final answer
    x = 4,164.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.