Home / 7,242.52-10,858.62-2,561.56

Finding the Fourth Proportional to 7,242.52, 10,858.62 and 2,561.56

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Solution

The fourth proportional to 7,242.52, 10,858.62 and 2,561.56 is: 3,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242.52 : 10,858.62 = 2,561.56 : x
  2. Step 2: Convert to fraction form
    7,242.52/10,858.62 = 2,561.56/x
  3. Step 3: Cross multiply
    7,242.52x = 10,858.62 × 2,561.56
  4. Step 4: Simplify right side
    7,242.52x = 27,815,006.65
  5. Step 5: Solve for x
    x = 27,815,006.65/7,242.52
  6. Step 6: Final answer
    x = 3,840.51

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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.