Home / 8,924.26-12,315.45-4,945.33

Finding the Fourth Proportional to 8,924.26, 12,315.45 and 4,945.33

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Solution

The fourth proportional to 8,924.26, 12,315.45 and 4,945.33 is: 6,824.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.26 : 12,315.45 = 4,945.33 : x
  2. Step 2: Convert to fraction form
    8,924.26/12,315.45 = 4,945.33/x
  3. Step 3: Cross multiply
    8,924.26x = 12,315.45 × 4,945.33
  4. Step 4: Simplify right side
    8,924.26x = 60,903,964.35
  5. Step 5: Solve for x
    x = 60,903,964.35/8,924.26
  6. Step 6: Final answer
    x = 6,824.54

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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.