Home / 8,895.90-12,276.27-4,917.27

Finding the Fourth Proportional to 8,895.90, 12,276.27 and 4,917.27

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Solution

The fourth proportional to 8,895.90, 12,276.27 and 4,917.27 is: 6,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.90 : 12,276.27 = 4,917.27 : x
  2. Step 2: Convert to fraction form
    8,895.90/12,276.27 = 4,917.27/x
  3. Step 3: Cross multiply
    8,895.90x = 12,276.27 × 4,917.27
  4. Step 4: Simplify right side
    8,895.90x = 60,365,734.18
  5. Step 5: Solve for x
    x = 60,365,734.18/8,895.90
  6. Step 6: Final answer
    x = 6,785.79

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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.