Home / 3,090.70-4,635.46-1,010.94

Finding the Fourth Proportional to 3,090.70, 4,635.46 and 1,010.94

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Solution

The fourth proportional to 3,090.70, 4,635.46 and 1,010.94 is: 1,516.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.70 : 4,635.46 = 1,010.94 : x
  2. Step 2: Convert to fraction form
    3,090.70/4,635.46 = 1,010.94/x
  3. Step 3: Cross multiply
    3,090.70x = 4,635.46 × 1,010.94
  4. Step 4: Simplify right side
    3,090.70x = 4,686,171.93
  5. Step 5: Solve for x
    x = 4,686,171.93/3,090.70
  6. Step 6: Final answer
    x = 1,516.22

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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.