Home / 2,214.40-3,317.35-1,237.54

Finding the Fourth Proportional to 2,214.40, 3,317.35 and 1,237.54

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Solution

The fourth proportional to 2,214.40, 3,317.35 and 1,237.54 is: 1,853.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.40 : 3,317.35 = 1,237.54 : x
  2. Step 2: Convert to fraction form
    2,214.40/3,317.35 = 1,237.54/x
  3. Step 3: Cross multiply
    2,214.40x = 3,317.35 × 1,237.54
  4. Step 4: Simplify right side
    2,214.40x = 4,105,353.32
  5. Step 5: Solve for x
    x = 4,105,353.32/2,214.40
  6. Step 6: Final answer
    x = 1,853.93

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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.