Home / 7,239.52-10,855.70-2,558.34

Finding the Fourth Proportional to 7,239.52, 10,855.70 and 2,558.34

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Solution

The fourth proportional to 7,239.52, 10,855.70 and 2,558.34 is: 3,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.52 : 10,855.70 = 2,558.34 : x
  2. Step 2: Convert to fraction form
    7,239.52/10,855.70 = 2,558.34/x
  3. Step 3: Cross multiply
    7,239.52x = 10,855.70 × 2,558.34
  4. Step 4: Simplify right side
    7,239.52x = 27,772,571.54
  5. Step 5: Solve for x
    x = 27,772,571.54/7,239.52
  6. Step 6: Final answer
    x = 3,836.24

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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.