Home / 6,491.25-8,961.98-4,996.35

Finding the Fourth Proportional to 6,491.25, 8,961.98 and 4,996.35

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Solution

The fourth proportional to 6,491.25, 8,961.98 and 4,996.35 is: 6,898.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491.25 : 8,961.98 = 4,996.35 : x
  2. Step 2: Convert to fraction form
    6,491.25/8,961.98 = 4,996.35/x
  3. Step 3: Cross multiply
    6,491.25x = 8,961.98 × 4,996.35
  4. Step 4: Simplify right side
    6,491.25x = 44,777,163.79
  5. Step 5: Solve for x
    x = 44,777,163.79/6,491.25
  6. Step 6: Final answer
    x = 6,898.08

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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.