Home / 9,211.05-13,815.19-3,366.30

Finding the Fourth Proportional to 9,211.05, 13,815.19 and 3,366.30

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Solution

The fourth proportional to 9,211.05, 13,815.19 and 3,366.30 is: 5,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.05 : 13,815.19 = 3,366.30 : x
  2. Step 2: Convert to fraction form
    9,211.05/13,815.19 = 3,366.30/x
  3. Step 3: Cross multiply
    9,211.05x = 13,815.19 × 3,366.30
  4. Step 4: Simplify right side
    9,211.05x = 46,506,074.10
  5. Step 5: Solve for x
    x = 46,506,074.10/9,211.05
  6. Step 6: Final answer
    x = 5,048.94

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1.5x scale

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.