Home / 5,461.82-8,192.72-1,357.82

Finding the Fourth Proportional to 5,461.82, 8,192.72 and 1,357.82

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Solution

The fourth proportional to 5,461.82, 8,192.72 and 1,357.82 is: 2,036.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.82 : 8,192.72 = 1,357.82 : x
  2. Step 2: Convert to fraction form
    5,461.82/8,192.72 = 1,357.82/x
  3. Step 3: Cross multiply
    5,461.82x = 8,192.72 × 1,357.82
  4. Step 4: Simplify right side
    5,461.82x = 11,124,198.11
  5. Step 5: Solve for x
    x = 11,124,198.11/5,461.82
  6. Step 6: Final answer
    x = 2,036.72

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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.