Home / 7,794.23-11,685.87-3,628.60

Finding the Fourth Proportional to 7,794.23, 11,685.87 and 3,628.60

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Solution

The fourth proportional to 7,794.23, 11,685.87 and 3,628.60 is: 5,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.23 : 11,685.87 = 3,628.60 : x
  2. Step 2: Convert to fraction form
    7,794.23/11,685.87 = 3,628.60/x
  3. Step 3: Cross multiply
    7,794.23x = 11,685.87 × 3,628.60
  4. Step 4: Simplify right side
    7,794.23x = 42,403,318.67
  5. Step 5: Solve for x
    x = 42,403,318.67/7,794.23
  6. Step 6: Final answer
    x = 5,440.35

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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.