Home / 10,678.26-14,736-5,962.56

Finding the Fourth Proportional to 10,678.26, 14,736 and 5,962.56

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Solution

The fourth proportional to 10,678.26, 14,736 and 5,962.56 is: 8,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.26 : 14,736 = 5,962.56 : x
  2. Step 2: Convert to fraction form
    10,678.26/14,736 = 5,962.56/x
  3. Step 3: Cross multiply
    10,678.26x = 14,736 × 5,962.56
  4. Step 4: Simplify right side
    10,678.26x = 87,864,284.16
  5. Step 5: Solve for x
    x = 87,864,284.16/10,678.26
  6. Step 6: Final answer
    x = 8,228.33

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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.