Home / 6,770.12-10,153.28-2,090.48

Finding the Fourth Proportional to 6,770.12, 10,153.28 and 2,090.48

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Solution

The fourth proportional to 6,770.12, 10,153.28 and 2,090.48 is: 3,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.12 : 10,153.28 = 2,090.48 : x
  2. Step 2: Convert to fraction form
    6,770.12/10,153.28 = 2,090.48/x
  3. Step 3: Cross multiply
    6,770.12x = 10,153.28 × 2,090.48
  4. Step 4: Simplify right side
    6,770.12x = 21,225,183.23
  5. Step 5: Solve for x
    x = 21,225,183.23/6,770.12
  6. Step 6: Final answer
    x = 3,135.13

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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.