Home / 5,434.36-7,499.36-3,076.58

Finding the Fourth Proportional to 5,434.36, 7,499.36 and 3,076.58

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Solution

The fourth proportional to 5,434.36, 7,499.36 and 3,076.58 is: 4,245.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.36 : 7,499.36 = 3,076.58 : x
  2. Step 2: Convert to fraction form
    5,434.36/7,499.36 = 3,076.58/x
  3. Step 3: Cross multiply
    5,434.36x = 7,499.36 × 3,076.58
  4. Step 4: Simplify right side
    5,434.36x = 23,072,380.99
  5. Step 5: Solve for x
    x = 23,072,380.99/5,434.36
  6. Step 6: Final answer
    x = 4,245.65

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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.