Home / 10,845.69-14,962.08-6,369.36

Finding the Fourth Proportional to 10,845.69, 14,962.08 and 6,369.36

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Solution

The fourth proportional to 10,845.69, 14,962.08 and 6,369.36 is: 8,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.69 : 14,962.08 = 6,369.36 : x
  2. Step 2: Convert to fraction form
    10,845.69/14,962.08 = 6,369.36/x
  3. Step 3: Cross multiply
    10,845.69x = 14,962.08 × 6,369.36
  4. Step 4: Simplify right side
    10,845.69x = 95,298,873.87
  5. Step 5: Solve for x
    x = 95,298,873.87/10,845.69
  6. Step 6: Final answer
    x = 8,786.80

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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.