Home / 4,859.16-7,287.21-1,571.46

Finding the Fourth Proportional to 4,859.16, 7,287.21 and 1,571.46

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Solution

The fourth proportional to 4,859.16, 7,287.21 and 1,571.46 is: 2,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.16 : 7,287.21 = 1,571.46 : x
  2. Step 2: Convert to fraction form
    4,859.16/7,287.21 = 1,571.46/x
  3. Step 3: Cross multiply
    4,859.16x = 7,287.21 × 1,571.46
  4. Step 4: Simplify right side
    4,859.16x = 11,451,559.03
  5. Step 5: Solve for x
    x = 11,451,559.03/4,859.16
  6. Step 6: Final answer
    x = 2,356.70

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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.