Home / 10,708.29-14,785.65-8,346.33

Finding the Fourth Proportional to 10,708.29, 14,785.65 and 8,346.33

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Solution

The fourth proportional to 10,708.29, 14,785.65 and 8,346.33 is: 11,524.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.29 : 14,785.65 = 8,346.33 : x
  2. Step 2: Convert to fraction form
    10,708.29/14,785.65 = 8,346.33/x
  3. Step 3: Cross multiply
    10,708.29x = 14,785.65 × 8,346.33
  4. Step 4: Simplify right side
    10,708.29x = 123,405,914.16
  5. Step 5: Solve for x
    x = 123,405,914.16/10,708.29
  6. Step 6: Final answer
    x = 11,524.33

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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.