Home / 2,018.81-3,024.80-1,237.19

Finding the Fourth Proportional to 2,018.81, 3,024.80 and 1,237.19

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Solution

The fourth proportional to 2,018.81, 3,024.80 and 1,237.19 is: 1,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.81 : 3,024.80 = 1,237.19 : x
  2. Step 2: Convert to fraction form
    2,018.81/3,024.80 = 1,237.19/x
  3. Step 3: Cross multiply
    2,018.81x = 3,024.80 × 1,237.19
  4. Step 4: Simplify right side
    2,018.81x = 3,742,231.00
  5. Step 5: Solve for x
    x = 3,742,231.00/2,018.81
  6. Step 6: Final answer
    x = 1,853.69

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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.