Home / 4,585.45-6,874.18-1,661.75

Finding the Fourth Proportional to 4,585.45, 6,874.18 and 1,661.75

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Solution

The fourth proportional to 4,585.45, 6,874.18 and 1,661.75 is: 2,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.45 : 6,874.18 = 1,661.75 : x
  2. Step 2: Convert to fraction form
    4,585.45/6,874.18 = 1,661.75/x
  3. Step 3: Cross multiply
    4,585.45x = 6,874.18 × 1,661.75
  4. Step 4: Simplify right side
    4,585.45x = 11,423,168.62
  5. Step 5: Solve for x
    x = 11,423,168.62/4,585.45
  6. Step 6: Final answer
    x = 2,491.18

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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.