Home / 5,572.22-8,358.62-1,412.27

Finding the Fourth Proportional to 5,572.22, 8,358.62 and 1,412.27

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Solution

The fourth proportional to 5,572.22, 8,358.62 and 1,412.27 is: 2,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.22 : 8,358.62 = 1,412.27 : x
  2. Step 2: Convert to fraction form
    5,572.22/8,358.62 = 1,412.27/x
  3. Step 3: Cross multiply
    5,572.22x = 8,358.62 × 1,412.27
  4. Step 4: Simplify right side
    5,572.22x = 11,804,579.41
  5. Step 5: Solve for x
    x = 11,804,579.41/5,572.22
  6. Step 6: Final answer
    x = 2,118.47

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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.