Home / 3,016.81-4,168.91-2,269.47

Finding the Fourth Proportional to 3,016.81, 4,168.91 and 2,269.47

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Solution

The fourth proportional to 3,016.81, 4,168.91 and 2,269.47 is: 3,136.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.81 : 4,168.91 = 2,269.47 : x
  2. Step 2: Convert to fraction form
    3,016.81/4,168.91 = 2,269.47/x
  3. Step 3: Cross multiply
    3,016.81x = 4,168.91 × 2,269.47
  4. Step 4: Simplify right side
    3,016.81x = 9,461,212.44
  5. Step 5: Solve for x
    x = 9,461,212.44/3,016.81
  6. Step 6: Final answer
    x = 3,136.17

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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.