Home / 4,955.42-7,433.27-1,445.81

Finding the Fourth Proportional to 4,955.42, 7,433.27 and 1,445.81

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Solution

The fourth proportional to 4,955.42, 7,433.27 and 1,445.81 is: 2,168.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.42 : 7,433.27 = 1,445.81 : x
  2. Step 2: Convert to fraction form
    4,955.42/7,433.27 = 1,445.81/x
  3. Step 3: Cross multiply
    4,955.42x = 7,433.27 × 1,445.81
  4. Step 4: Simplify right side
    4,955.42x = 10,747,051.70
  5. Step 5: Solve for x
    x = 10,747,051.70/4,955.42
  6. Step 6: Final answer
    x = 2,168.75

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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.