Home / 7,007.11-10,504.18-2,621.57

Finding the Fourth Proportional to 7,007.11, 10,504.18 and 2,621.57

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Solution

The fourth proportional to 7,007.11, 10,504.18 and 2,621.57 is: 3,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.11 : 10,504.18 = 2,621.57 : x
  2. Step 2: Convert to fraction form
    7,007.11/10,504.18 = 2,621.57/x
  3. Step 3: Cross multiply
    7,007.11x = 10,504.18 × 2,621.57
  4. Step 4: Simplify right side
    7,007.11x = 27,537,393.92
  5. Step 5: Solve for x
    x = 27,537,393.92/7,007.11
  6. Step 6: Final answer
    x = 3,929.92

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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.