Home / 3,090.22-4,634.71-1,010.30

Finding the Fourth Proportional to 3,090.22, 4,634.71 and 1,010.30

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Solution

The fourth proportional to 3,090.22, 4,634.71 and 1,010.30 is: 1,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.22 : 4,634.71 = 1,010.30 : x
  2. Step 2: Convert to fraction form
    3,090.22/4,634.71 = 1,010.30/x
  3. Step 3: Cross multiply
    3,090.22x = 4,634.71 × 1,010.30
  4. Step 4: Simplify right side
    3,090.22x = 4,682,421.81
  5. Step 5: Solve for x
    x = 4,682,421.81/3,090.22
  6. Step 6: Final answer
    x = 1,515.24

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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.