Home / 3,090.22-4,635.70-1,010.46

Finding the Fourth Proportional to 3,090.22, 4,635.70 and 1,010.46

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Solution

The fourth proportional to 3,090.22, 4,635.70 and 1,010.46 is: 1,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.22 : 4,635.70 = 1,010.46 : x
  2. Step 2: Convert to fraction form
    3,090.22/4,635.70 = 1,010.46/x
  3. Step 3: Cross multiply
    3,090.22x = 4,635.70 × 1,010.46
  4. Step 4: Simplify right side
    3,090.22x = 4,684,199.89
  5. Step 5: Solve for x
    x = 4,684,199.89/3,090.22
  6. Step 6: Final answer
    x = 1,515.81

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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.