Home / 4,089.87-6,134.78-2,446.88

Finding the Fourth Proportional to 4,089.87, 6,134.78 and 2,446.88

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Solution

The fourth proportional to 4,089.87, 6,134.78 and 2,446.88 is: 3,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.87 : 6,134.78 = 2,446.88 : x
  2. Step 2: Convert to fraction form
    4,089.87/6,134.78 = 2,446.88/x
  3. Step 3: Cross multiply
    4,089.87x = 6,134.78 × 2,446.88
  4. Step 4: Simplify right side
    4,089.87x = 15,011,070.49
  5. Step 5: Solve for x
    x = 15,011,070.49/4,089.87
  6. Step 6: Final answer
    x = 3,670.31

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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.