Home / 8,821.92-13,235.08-3,276.84

Finding the Fourth Proportional to 8,821.92, 13,235.08 and 3,276.84

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Solution

The fourth proportional to 8,821.92, 13,235.08 and 3,276.84 is: 4,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821.92 : 13,235.08 = 3,276.84 : x
  2. Step 2: Convert to fraction form
    8,821.92/13,235.08 = 3,276.84/x
  3. Step 3: Cross multiply
    8,821.92x = 13,235.08 × 3,276.84
  4. Step 4: Simplify right side
    8,821.92x = 43,369,239.55
  5. Step 5: Solve for x
    x = 43,369,239.55/8,821.92
  6. Step 6: Final answer
    x = 4,916.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.