Home / 5,091.37-7,026.95-3,047.15

Finding the Fourth Proportional to 5,091.37, 7,026.95 and 3,047.15

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Solution

The fourth proportional to 5,091.37, 7,026.95 and 3,047.15 is: 4,205.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.37 : 7,026.95 = 3,047.15 : x
  2. Step 2: Convert to fraction form
    5,091.37/7,026.95 = 3,047.15/x
  3. Step 3: Cross multiply
    5,091.37x = 7,026.95 × 3,047.15
  4. Step 4: Simplify right side
    5,091.37x = 21,412,170.69
  5. Step 5: Solve for x
    x = 21,412,170.69/5,091.37
  6. Step 6: Final answer
    x = 4,205.58

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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.