Home / 10,939.56-15,094.17-6,460.26

Finding the Fourth Proportional to 10,939.56, 15,094.17 and 6,460.26

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Solution

The fourth proportional to 10,939.56, 15,094.17 and 6,460.26 is: 8,913.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,939.56 : 15,094.17 = 6,460.26 : x
  2. Step 2: Convert to fraction form
    10,939.56/15,094.17 = 6,460.26/x
  3. Step 3: Cross multiply
    10,939.56x = 15,094.17 × 6,460.26
  4. Step 4: Simplify right side
    10,939.56x = 97,512,262.68
  5. Step 5: Solve for x
    x = 97,512,262.68/10,939.56
  6. Step 6: Final answer
    x = 8,913.73

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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.