Home / 8,903.25-12,285.41-4,923.86

Finding the Fourth Proportional to 8,903.25, 12,285.41 and 4,923.86

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Solution

The fourth proportional to 8,903.25, 12,285.41 and 4,923.86 is: 6,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.25 : 12,285.41 = 4,923.86 : x
  2. Step 2: Convert to fraction form
    8,903.25/12,285.41 = 4,923.86/x
  3. Step 3: Cross multiply
    8,903.25x = 12,285.41 × 4,923.86
  4. Step 4: Simplify right side
    8,903.25x = 60,491,552.84
  5. Step 5: Solve for x
    x = 60,491,552.84/8,903.25
  6. Step 6: Final answer
    x = 6,794.32

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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.