Home / 12,228.04-16,874.67-6,922.72

Finding the Fourth Proportional to 12,228.04, 16,874.67 and 6,922.72

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Solution

The fourth proportional to 12,228.04, 16,874.67 and 6,922.72 is: 9,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228.04 : 16,874.67 = 6,922.72 : x
  2. Step 2: Convert to fraction form
    12,228.04/16,874.67 = 6,922.72/x
  3. Step 3: Cross multiply
    12,228.04x = 16,874.67 × 6,922.72
  4. Step 4: Simplify right side
    12,228.04x = 116,818,615.50
  5. Step 5: Solve for x
    x = 116,818,615.50/12,228.04
  6. Step 6: Final answer
    x = 9,553.34

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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.