Home / 5,133.87-7,087.41-3,559.23

Finding the Fourth Proportional to 5,133.87, 7,087.41 and 3,559.23

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Solution

The fourth proportional to 5,133.87, 7,087.41 and 3,559.23 is: 4,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.87 : 7,087.41 = 3,559.23 : x
  2. Step 2: Convert to fraction form
    5,133.87/7,087.41 = 3,559.23/x
  3. Step 3: Cross multiply
    5,133.87x = 7,087.41 × 3,559.23
  4. Step 4: Simplify right side
    5,133.87x = 25,225,722.29
  5. Step 5: Solve for x
    x = 25,225,722.29/5,133.87
  6. Step 6: Final answer
    x = 4,913.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.