Home / 7,294.26-10,065.81-4,107.72

Finding the Fourth Proportional to 7,294.26, 10,065.81 and 4,107.72

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Solution

The fourth proportional to 7,294.26, 10,065.81 and 4,107.72 is: 5,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.26 : 10,065.81 = 4,107.72 : x
  2. Step 2: Convert to fraction form
    7,294.26/10,065.81 = 4,107.72/x
  3. Step 3: Cross multiply
    7,294.26x = 10,065.81 × 4,107.72
  4. Step 4: Simplify right side
    7,294.26x = 41,347,529.05
  5. Step 5: Solve for x
    x = 41,347,529.05/7,294.26
  6. Step 6: Final answer
    x = 5,668.50

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1.5x scale

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.