Home / 7,525.97-11,287.14-3,141.05

Finding the Fourth Proportional to 7,525.97, 11,287.14 and 3,141.05

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Solution

The fourth proportional to 7,525.97, 11,287.14 and 3,141.05 is: 4,710.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.97 : 11,287.14 = 3,141.05 : x
  2. Step 2: Convert to fraction form
    7,525.97/11,287.14 = 3,141.05/x
  3. Step 3: Cross multiply
    7,525.97x = 11,287.14 × 3,141.05
  4. Step 4: Simplify right side
    7,525.97x = 35,453,471.10
  5. Step 5: Solve for x
    x = 35,453,471.10/7,525.97
  6. Step 6: Final answer
    x = 4,710.82

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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.