Home / 7,282.44-10,925.69-3,585.78

Finding the Fourth Proportional to 7,282.44, 10,925.69 and 3,585.78

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Solution

The fourth proportional to 7,282.44, 10,925.69 and 3,585.78 is: 5,379.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.44 : 10,925.69 = 3,585.78 : x
  2. Step 2: Convert to fraction form
    7,282.44/10,925.69 = 3,585.78/x
  3. Step 3: Cross multiply
    7,282.44x = 10,925.69 × 3,585.78
  4. Step 4: Simplify right side
    7,282.44x = 39,177,102.76
  5. Step 5: Solve for x
    x = 39,177,102.76/7,282.44
  6. Step 6: Final answer
    x = 5,379.67

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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.