Home / 7,928.68-11,911.25-5,594.06

Finding the Fourth Proportional to 7,928.68, 11,911.25 and 5,594.06

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Solution

The fourth proportional to 7,928.68, 11,911.25 and 5,594.06 is: 8,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.68 : 11,911.25 = 5,594.06 : x
  2. Step 2: Convert to fraction form
    7,928.68/11,911.25 = 5,594.06/x
  3. Step 3: Cross multiply
    7,928.68x = 11,911.25 × 5,594.06
  4. Step 4: Simplify right side
    7,928.68x = 66,632,247.18
  5. Step 5: Solve for x
    x = 66,632,247.18/7,928.68
  6. Step 6: Final answer
    x = 8,403.95

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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.