Home / 7,004.40-10,506.60-3,719.04

Finding the Fourth Proportional to 7,004.40, 10,506.60 and 3,719.04

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Solution

The fourth proportional to 7,004.40, 10,506.60 and 3,719.04 is: 5,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.40 : 10,506.60 = 3,719.04 : x
  2. Step 2: Convert to fraction form
    7,004.40/10,506.60 = 3,719.04/x
  3. Step 3: Cross multiply
    7,004.40x = 10,506.60 × 3,719.04
  4. Step 4: Simplify right side
    7,004.40x = 39,074,465.66
  5. Step 5: Solve for x
    x = 39,074,465.66/7,004.40
  6. Step 6: Final answer
    x = 5,578.56

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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.