Home / 8,341.45-11,495.27-5,979.49

Finding the Fourth Proportional to 8,341.45, 11,495.27 and 5,979.49

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Solution

The fourth proportional to 8,341.45, 11,495.27 and 5,979.49 is: 8,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.45 : 11,495.27 = 5,979.49 : x
  2. Step 2: Convert to fraction form
    8,341.45/11,495.27 = 5,979.49/x
  3. Step 3: Cross multiply
    8,341.45x = 11,495.27 × 5,979.49
  4. Step 4: Simplify right side
    8,341.45x = 68,735,838.22
  5. Step 5: Solve for x
    x = 68,735,838.22/8,341.45
  6. Step 6: Final answer
    x = 8,240.28

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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.