Home / 11,981.22-16,534.04-6,946.46

Finding the Fourth Proportional to 11,981.22, 16,534.04 and 6,946.46

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Solution

The fourth proportional to 11,981.22, 16,534.04 and 6,946.46 is: 9,586.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,981.22 : 16,534.04 = 6,946.46 : x
  2. Step 2: Convert to fraction form
    11,981.22/16,534.04 = 6,946.46/x
  3. Step 3: Cross multiply
    11,981.22x = 16,534.04 × 6,946.46
  4. Step 4: Simplify right side
    11,981.22x = 114,853,047.50
  5. Step 5: Solve for x
    x = 114,853,047.50/11,981.22
  6. Step 6: Final answer
    x = 9,586.09

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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.