Home / 3,019.66-4,167.13-1,693.36

Finding the Fourth Proportional to 3,019.66, 4,167.13 and 1,693.36

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Solution

The fourth proportional to 3,019.66, 4,167.13 and 1,693.36 is: 2,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.66 : 4,167.13 = 1,693.36 : x
  2. Step 2: Convert to fraction form
    3,019.66/4,167.13 = 1,693.36/x
  3. Step 3: Cross multiply
    3,019.66x = 4,167.13 × 1,693.36
  4. Step 4: Simplify right side
    3,019.66x = 7,056,451.26
  5. Step 5: Solve for x
    x = 7,056,451.26/3,019.66
  6. Step 6: Final answer
    x = 2,336.84

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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.