Home / 8,895.88-12,276.58-4,917.48

Finding the Fourth Proportional to 8,895.88, 12,276.58 and 4,917.48

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Solution

The fourth proportional to 8,895.88, 12,276.58 and 4,917.48 is: 6,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.88 : 12,276.58 = 4,917.48 : x
  2. Step 2: Convert to fraction form
    8,895.88/12,276.58 = 4,917.48/x
  3. Step 3: Cross multiply
    8,895.88x = 12,276.58 × 4,917.48
  4. Step 4: Simplify right side
    8,895.88x = 60,369,836.62
  5. Step 5: Solve for x
    x = 60,369,836.62/8,895.88
  6. Step 6: Final answer
    x = 6,786.27

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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.