Home / 7,003.11-10,506.29-3,107.82

Finding the Fourth Proportional to 7,003.11, 10,506.29 and 3,107.82

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Solution

The fourth proportional to 7,003.11, 10,506.29 and 3,107.82 is: 4,662.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.11 : 10,506.29 = 3,107.82 : x
  2. Step 2: Convert to fraction form
    7,003.11/10,506.29 = 3,107.82/x
  3. Step 3: Cross multiply
    7,003.11x = 10,506.29 × 3,107.82
  4. Step 4: Simplify right side
    7,003.11x = 32,651,642.65
  5. Step 5: Solve for x
    x = 32,651,642.65/7,003.11
  6. Step 6: Final answer
    x = 4,662.45

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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.