Home / 4,089.72-6,134.58-1,011.72

Finding the Fourth Proportional to 4,089.72, 6,134.58 and 1,011.72

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Solution

The fourth proportional to 4,089.72, 6,134.58 and 1,011.72 is: 1,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.72 : 6,134.58 = 1,011.72 : x
  2. Step 2: Convert to fraction form
    4,089.72/6,134.58 = 1,011.72/x
  3. Step 3: Cross multiply
    4,089.72x = 6,134.58 × 1,011.72
  4. Step 4: Simplify right side
    4,089.72x = 6,206,477.28
  5. Step 5: Solve for x
    x = 6,206,477.28/4,089.72
  6. Step 6: Final answer
    x = 1,517.58

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Similar ratio
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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.