Home / 6,771.87-10,154.04-2,090.55

Finding the Fourth Proportional to 6,771.87, 10,154.04 and 2,090.55

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Solution

The fourth proportional to 6,771.87, 10,154.04 and 2,090.55 is: 3,134.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.87 : 10,154.04 = 2,090.55 : x
  2. Step 2: Convert to fraction form
    6,771.87/10,154.04 = 2,090.55/x
  3. Step 3: Cross multiply
    6,771.87x = 10,154.04 × 2,090.55
  4. Step 4: Simplify right side
    6,771.87x = 21,227,528.32
  5. Step 5: Solve for x
    x = 21,227,528.32/6,771.87
  6. Step 6: Final answer
    x = 3,134.66

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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.