Home / 3,090.61-4,629.30-2,470.96

Finding the Fourth Proportional to 3,090.61, 4,629.30 and 2,470.96

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Solution

The fourth proportional to 3,090.61, 4,629.30 and 2,470.96 is: 3,701.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.61 : 4,629.30 = 2,470.96 : x
  2. Step 2: Convert to fraction form
    3,090.61/4,629.30 = 2,470.96/x
  3. Step 3: Cross multiply
    3,090.61x = 4,629.30 × 2,470.96
  4. Step 4: Simplify right side
    3,090.61x = 11,438,815.13
  5. Step 5: Solve for x
    x = 11,438,815.13/3,090.61
  6. Step 6: Final answer
    x = 3,701.15

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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.