Home / 5,086.70-7,019.52-2,962.60

Finding the Fourth Proportional to 5,086.70, 7,019.52 and 2,962.60

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Solution

The fourth proportional to 5,086.70, 7,019.52 and 2,962.60 is: 4,088.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.70 : 7,019.52 = 2,962.60 : x
  2. Step 2: Convert to fraction form
    5,086.70/7,019.52 = 2,962.60/x
  3. Step 3: Cross multiply
    5,086.70x = 7,019.52 × 2,962.60
  4. Step 4: Simplify right side
    5,086.70x = 20,796,029.95
  5. Step 5: Solve for x
    x = 20,796,029.95/5,086.70
  6. Step 6: Final answer
    x = 4,088.31

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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.