Home / 10,678.38-14,736.27-6,200.49

Finding the Fourth Proportional to 10,678.38, 14,736.27 and 6,200.49

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Solution

The fourth proportional to 10,678.38, 14,736.27 and 6,200.49 is: 8,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.38 : 14,736.27 = 6,200.49 : x
  2. Step 2: Convert to fraction form
    10,678.38/14,736.27 = 6,200.49/x
  3. Step 3: Cross multiply
    10,678.38x = 14,736.27 × 6,200.49
  4. Step 4: Simplify right side
    10,678.38x = 91,372,094.77
  5. Step 5: Solve for x
    x = 91,372,094.77/10,678.38
  6. Step 6: Final answer
    x = 8,556.74

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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.