Home / 3,099.10-4,649.46-1,799.45

Finding the Fourth Proportional to 3,099.10, 4,649.46 and 1,799.45

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Solution

The fourth proportional to 3,099.10, 4,649.46 and 1,799.45 is: 2,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.10 : 4,649.46 = 1,799.45 : x
  2. Step 2: Convert to fraction form
    3,099.10/4,649.46 = 1,799.45/x
  3. Step 3: Cross multiply
    3,099.10x = 4,649.46 × 1,799.45
  4. Step 4: Simplify right side
    3,099.10x = 8,366,470.80
  5. Step 5: Solve for x
    x = 8,366,470.80/3,099.10
  6. Step 6: Final answer
    x = 2,699.65

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Similar ratio
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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.