Home / 10,678.21-14,736.58-5,962.79

Finding the Fourth Proportional to 10,678.21, 14,736.58 and 5,962.79

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Solution

The fourth proportional to 10,678.21, 14,736.58 and 5,962.79 is: 8,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.21 : 14,736.58 = 5,962.79 : x
  2. Step 2: Convert to fraction form
    10,678.21/14,736.58 = 5,962.79/x
  3. Step 3: Cross multiply
    10,678.21x = 14,736.58 × 5,962.79
  4. Step 4: Simplify right side
    10,678.21x = 87,871,153.79
  5. Step 5: Solve for x
    x = 87,871,153.79/10,678.21
  6. Step 6: Final answer
    x = 8,229.02

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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.