Home / 4,057.58-6,086.75-1,247.06

Finding the Fourth Proportional to 4,057.58, 6,086.75 and 1,247.06

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Solution

The fourth proportional to 4,057.58, 6,086.75 and 1,247.06 is: 1,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.58 : 6,086.75 = 1,247.06 : x
  2. Step 2: Convert to fraction form
    4,057.58/6,086.75 = 1,247.06/x
  3. Step 3: Cross multiply
    4,057.58x = 6,086.75 × 1,247.06
  4. Step 4: Simplify right side
    4,057.58x = 7,590,542.46
  5. Step 5: Solve for x
    x = 7,590,542.46/4,057.58
  6. Step 6: Final answer
    x = 1,870.71

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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.