Home / 10,338.33-14,261.10-6,358.68

Finding the Fourth Proportional to 10,338.33, 14,261.10 and 6,358.68

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Solution

The fourth proportional to 10,338.33, 14,261.10 and 6,358.68 is: 8,771.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.33 : 14,261.10 = 6,358.68 : x
  2. Step 2: Convert to fraction form
    10,338.33/14,261.10 = 6,358.68/x
  3. Step 3: Cross multiply
    10,338.33x = 14,261.10 × 6,358.68
  4. Step 4: Simplify right side
    10,338.33x = 90,681,771.35
  5. Step 5: Solve for x
    x = 90,681,771.35/10,338.33
  6. Step 6: Final answer
    x = 8,771.41

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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.