Home / 7,029.78-10,546.09-3,134.19

Finding the Fourth Proportional to 7,029.78, 10,546.09 and 3,134.19

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Solution

The fourth proportional to 7,029.78, 10,546.09 and 3,134.19 is: 4,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.78 : 10,546.09 = 3,134.19 : x
  2. Step 2: Convert to fraction form
    7,029.78/10,546.09 = 3,134.19/x
  3. Step 3: Cross multiply
    7,029.78x = 10,546.09 × 3,134.19
  4. Step 4: Simplify right side
    7,029.78x = 33,053,449.82
  5. Step 5: Solve for x
    x = 33,053,449.82/7,029.78
  6. Step 6: Final answer
    x = 4,701.92

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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.