Home / 7,006.08-10,506.24-2,621.28

Finding the Fourth Proportional to 7,006.08, 10,506.24 and 2,621.28

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Solution

The fourth proportional to 7,006.08, 10,506.24 and 2,621.28 is: 3,930.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.08 : 10,506.24 = 2,621.28 : x
  2. Step 2: Convert to fraction form
    7,006.08/10,506.24 = 2,621.28/x
  3. Step 3: Cross multiply
    7,006.08x = 10,506.24 × 2,621.28
  4. Step 4: Simplify right side
    7,006.08x = 27,539,796.79
  5. Step 5: Solve for x
    x = 27,539,796.79/7,006.08
  6. Step 6: Final answer
    x = 3,930.84

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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.