Home / 3,099.66-4,272.39-3,017.58

Finding the Fourth Proportional to 3,099.66, 4,272.39 and 3,017.58

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Solution

The fourth proportional to 3,099.66, 4,272.39 and 3,017.58 is: 4,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.66 : 4,272.39 = 3,017.58 : x
  2. Step 2: Convert to fraction form
    3,099.66/4,272.39 = 3,017.58/x
  3. Step 3: Cross multiply
    3,099.66x = 4,272.39 × 3,017.58
  4. Step 4: Simplify right side
    3,099.66x = 12,892,278.62
  5. Step 5: Solve for x
    x = 12,892,278.62/3,099.66
  6. Step 6: Final answer
    x = 4,159.26

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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.