Home / 4,090.68-5,644.99-2,499.99

Finding the Fourth Proportional to 4,090.68, 5,644.99 and 2,499.99

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Solution

The fourth proportional to 4,090.68, 5,644.99 and 2,499.99 is: 3,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.68 : 5,644.99 = 2,499.99 : x
  2. Step 2: Convert to fraction form
    4,090.68/5,644.99 = 2,499.99/x
  3. Step 3: Cross multiply
    4,090.68x = 5,644.99 × 2,499.99
  4. Step 4: Simplify right side
    4,090.68x = 14,112,432.66
  5. Step 5: Solve for x
    x = 14,112,432.66/4,090.68
  6. Step 6: Final answer
    x = 3,449.90

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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.