Home / 11,742.02-16,204.12-6,706.91

Finding the Fourth Proportional to 11,742.02, 16,204.12 and 6,706.91

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Solution

The fourth proportional to 11,742.02, 16,204.12 and 6,706.91 is: 9,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.02 : 16,204.12 = 6,706.91 : x
  2. Step 2: Convert to fraction form
    11,742.02/16,204.12 = 6,706.91/x
  3. Step 3: Cross multiply
    11,742.02x = 16,204.12 × 6,706.91
  4. Step 4: Simplify right side
    11,742.02x = 108,679,507.06
  5. Step 5: Solve for x
    x = 108,679,507.06/11,742.02
  6. Step 6: Final answer
    x = 9,255.61

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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.