Home / 5,555.97-8,341.38-4,814.28

Finding the Fourth Proportional to 5,555.97, 8,341.38 and 4,814.28

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Solution

The fourth proportional to 5,555.97, 8,341.38 and 4,814.28 is: 7,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.97 : 8,341.38 = 4,814.28 : x
  2. Step 2: Convert to fraction form
    5,555.97/8,341.38 = 4,814.28/x
  3. Step 3: Cross multiply
    5,555.97x = 8,341.38 × 4,814.28
  4. Step 4: Simplify right side
    5,555.97x = 40,157,738.91
  5. Step 5: Solve for x
    x = 40,157,738.91/5,555.97
  6. Step 6: Final answer
    x = 7,227.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.