Home / 3,232.81-4,849.67-1,152.20

Finding the Fourth Proportional to 3,232.81, 4,849.67 and 1,152.20

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Solution

The fourth proportional to 3,232.81, 4,849.67 and 1,152.20 is: 1,728.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.81 : 4,849.67 = 1,152.20 : x
  2. Step 2: Convert to fraction form
    3,232.81/4,849.67 = 1,152.20/x
  3. Step 3: Cross multiply
    3,232.81x = 4,849.67 × 1,152.20
  4. Step 4: Simplify right side
    3,232.81x = 5,587,759.76
  5. Step 5: Solve for x
    x = 5,587,759.76/3,232.81
  6. Step 6: Final answer
    x = 1,728.45

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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.