Home / 7,101.26-9,800.36-4,269.09

Finding the Fourth Proportional to 7,101.26, 9,800.36 and 4,269.09

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Solution

The fourth proportional to 7,101.26, 9,800.36 and 4,269.09 is: 5,891.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.26 : 9,800.36 = 4,269.09 : x
  2. Step 2: Convert to fraction form
    7,101.26/9,800.36 = 4,269.09/x
  3. Step 3: Cross multiply
    7,101.26x = 9,800.36 × 4,269.09
  4. Step 4: Simplify right side
    7,101.26x = 41,838,618.87
  5. Step 5: Solve for x
    x = 41,838,618.87/7,101.26
  6. Step 6: Final answer
    x = 5,891.72

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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.