Home / 10,655.09-14,704.52-5,939.40

Finding the Fourth Proportional to 10,655.09, 14,704.52 and 5,939.40

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Solution

The fourth proportional to 10,655.09, 14,704.52 and 5,939.40 is: 8,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655.09 : 14,704.52 = 5,939.40 : x
  2. Step 2: Convert to fraction form
    10,655.09/14,704.52 = 5,939.40/x
  3. Step 3: Cross multiply
    10,655.09x = 14,704.52 × 5,939.40
  4. Step 4: Simplify right side
    10,655.09x = 87,335,996.39
  5. Step 5: Solve for x
    x = 87,335,996.39/10,655.09
  6. Step 6: Final answer
    x = 8,196.65

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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.