Home / 4,012.19-6,016.74-1,379.20

Finding the Fourth Proportional to 4,012.19, 6,016.74 and 1,379.20

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Solution

The fourth proportional to 4,012.19, 6,016.74 and 1,379.20 is: 2,068.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.19 : 6,016.74 = 1,379.20 : x
  2. Step 2: Convert to fraction form
    4,012.19/6,016.74 = 1,379.20/x
  3. Step 3: Cross multiply
    4,012.19x = 6,016.74 × 1,379.20
  4. Step 4: Simplify right side
    4,012.19x = 8,298,287.81
  5. Step 5: Solve for x
    x = 8,298,287.81/4,012.19
  6. Step 6: Final answer
    x = 2,068.27

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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.