Home / 3,089.46-4,635.72-1,446.12

Finding the Fourth Proportional to 3,089.46, 4,635.72 and 1,446.12

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Solution

The fourth proportional to 3,089.46, 4,635.72 and 1,446.12 is: 2,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.46 : 4,635.72 = 1,446.12 : x
  2. Step 2: Convert to fraction form
    3,089.46/4,635.72 = 1,446.12/x
  3. Step 3: Cross multiply
    3,089.46x = 4,635.72 × 1,446.12
  4. Step 4: Simplify right side
    3,089.46x = 6,703,807.41
  5. Step 5: Solve for x
    x = 6,703,807.41/3,089.46
  6. Step 6: Final answer
    x = 2,169.90

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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.