Home / 8,905.44-12,289.26-4,926.72

Finding the Fourth Proportional to 8,905.44, 12,289.26 and 4,926.72

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Solution

The fourth proportional to 8,905.44, 12,289.26 and 4,926.72 is: 6,798.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.44 : 12,289.26 = 4,926.72 : x
  2. Step 2: Convert to fraction form
    8,905.44/12,289.26 = 4,926.72/x
  3. Step 3: Cross multiply
    8,905.44x = 12,289.26 × 4,926.72
  4. Step 4: Simplify right side
    8,905.44x = 60,545,743.03
  5. Step 5: Solve for x
    x = 60,545,743.03/8,905.44
  6. Step 6: Final answer
    x = 6,798.74

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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.