Home / 3,610.01-4,980.33-2,431.46

Finding the Fourth Proportional to 3,610.01, 4,980.33 and 2,431.46

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Solution

The fourth proportional to 3,610.01, 4,980.33 and 2,431.46 is: 3,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.01 : 4,980.33 = 2,431.46 : x
  2. Step 2: Convert to fraction form
    3,610.01/4,980.33 = 2,431.46/x
  3. Step 3: Cross multiply
    3,610.01x = 4,980.33 × 2,431.46
  4. Step 4: Simplify right side
    3,610.01x = 12,109,473.18
  5. Step 5: Solve for x
    x = 12,109,473.18/3,610.01
  6. Step 6: Final answer
    x = 3,354.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.