Home / 9,481.20-14,223.78-3,637.77

Finding the Fourth Proportional to 9,481.20, 14,223.78 and 3,637.77

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Solution

The fourth proportional to 9,481.20, 14,223.78 and 3,637.77 is: 5,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.20 : 14,223.78 = 3,637.77 : x
  2. Step 2: Convert to fraction form
    9,481.20/14,223.78 = 3,637.77/x
  3. Step 3: Cross multiply
    9,481.20x = 14,223.78 × 3,637.77
  4. Step 4: Simplify right side
    9,481.20x = 51,742,840.17
  5. Step 5: Solve for x
    x = 51,742,840.17/9,481.20
  6. Step 6: Final answer
    x = 5,457.41

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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.