Home / 7,214.04-10,822.38-2,216.31

Finding the Fourth Proportional to 7,214.04, 10,822.38 and 2,216.31

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Solution

The fourth proportional to 7,214.04, 10,822.38 and 2,216.31 is: 3,324.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.04 : 10,822.38 = 2,216.31 : x
  2. Step 2: Convert to fraction form
    7,214.04/10,822.38 = 2,216.31/x
  3. Step 3: Cross multiply
    7,214.04x = 10,822.38 × 2,216.31
  4. Step 4: Simplify right side
    7,214.04x = 23,985,700.12
  5. Step 5: Solve for x
    x = 23,985,700.12/7,214.04
  6. Step 6: Final answer
    x = 3,324.86

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1.5x scale

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.