Home / 6,719.07-9,271.60-3,734.43

Finding the Fourth Proportional to 6,719.07, 9,271.60 and 3,734.43

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Solution

The fourth proportional to 6,719.07, 9,271.60 and 3,734.43 is: 5,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.07 : 9,271.60 = 3,734.43 : x
  2. Step 2: Convert to fraction form
    6,719.07/9,271.60 = 3,734.43/x
  3. Step 3: Cross multiply
    6,719.07x = 9,271.60 × 3,734.43
  4. Step 4: Simplify right side
    6,719.07x = 34,624,141.19
  5. Step 5: Solve for x
    x = 34,624,141.19/6,719.07
  6. Step 6: Final answer
    x = 5,153.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.