Home / 5,055.59-7,584.10-1,722.85

Finding the Fourth Proportional to 5,055.59, 7,584.10 and 1,722.85

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Solution

The fourth proportional to 5,055.59, 7,584.10 and 1,722.85 is: 2,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.59 : 7,584.10 = 1,722.85 : x
  2. Step 2: Convert to fraction form
    5,055.59/7,584.10 = 1,722.85/x
  3. Step 3: Cross multiply
    5,055.59x = 7,584.10 × 1,722.85
  4. Step 4: Simplify right side
    5,055.59x = 13,066,243.42
  5. Step 5: Solve for x
    x = 13,066,243.42/5,055.59
  6. Step 6: Final answer
    x = 2,584.51

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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.