Home / 12,272.42-16,937.70-6,966.11

Finding the Fourth Proportional to 12,272.42, 16,937.70 and 6,966.11

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Solution

The fourth proportional to 12,272.42, 16,937.70 and 6,966.11 is: 9,614.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272.42 : 16,937.70 = 6,966.11 : x
  2. Step 2: Convert to fraction form
    12,272.42/16,937.70 = 6,966.11/x
  3. Step 3: Cross multiply
    12,272.42x = 16,937.70 × 6,966.11
  4. Step 4: Simplify right side
    12,272.42x = 117,989,881.35
  5. Step 5: Solve for x
    x = 117,989,881.35/12,272.42
  6. Step 6: Final answer
    x = 9,614.23

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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.