Home / 6,087.45-9,131.12-1,927.46

Finding the Fourth Proportional to 6,087.45, 9,131.12 and 1,927.46

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Solution

The fourth proportional to 6,087.45, 9,131.12 and 1,927.46 is: 2,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.45 : 9,131.12 = 1,927.46 : x
  2. Step 2: Convert to fraction form
    6,087.45/9,131.12 = 1,927.46/x
  3. Step 3: Cross multiply
    6,087.45x = 9,131.12 × 1,927.46
  4. Step 4: Simplify right side
    6,087.45x = 17,599,896.20
  5. Step 5: Solve for x
    x = 17,599,896.20/6,087.45
  6. Step 6: Final answer
    x = 2,891.18

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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.