Home / 4,681.31-7,023.18-2,216.07

Finding the Fourth Proportional to 4,681.31, 7,023.18 and 2,216.07

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Solution

The fourth proportional to 4,681.31, 7,023.18 and 2,216.07 is: 3,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.31 : 7,023.18 = 2,216.07 : x
  2. Step 2: Convert to fraction form
    4,681.31/7,023.18 = 2,216.07/x
  3. Step 3: Cross multiply
    4,681.31x = 7,023.18 × 2,216.07
  4. Step 4: Simplify right side
    4,681.31x = 15,563,858.50
  5. Step 5: Solve for x
    x = 15,563,858.50/4,681.31
  6. Step 6: Final answer
    x = 3,324.68

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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.