Home / 4,542.62-6,271.16-3,142.94

Finding the Fourth Proportional to 4,542.62, 6,271.16 and 3,142.94

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Solution

The fourth proportional to 4,542.62, 6,271.16 and 3,142.94 is: 4,338.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542.62 : 6,271.16 = 3,142.94 : x
  2. Step 2: Convert to fraction form
    4,542.62/6,271.16 = 3,142.94/x
  3. Step 3: Cross multiply
    4,542.62x = 6,271.16 × 3,142.94
  4. Step 4: Simplify right side
    4,542.62x = 19,709,879.61
  5. Step 5: Solve for x
    x = 19,709,879.61/4,542.62
  6. Step 6: Final answer
    x = 4,338.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.