Home / 6,585.30-9,880.68-2,885.61

Finding the Fourth Proportional to 6,585.30, 9,880.68 and 2,885.61

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Solution

The fourth proportional to 6,585.30, 9,880.68 and 2,885.61 is: 4,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,585.30 : 9,880.68 = 2,885.61 : x
  2. Step 2: Convert to fraction form
    6,585.30/9,880.68 = 2,885.61/x
  3. Step 3: Cross multiply
    6,585.30x = 9,880.68 × 2,885.61
  4. Step 4: Simplify right side
    6,585.30x = 28,511,789.01
  5. Step 5: Solve for x
    x = 28,511,789.01/6,585.30
  6. Step 6: Final answer
    x = 4,329.61

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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.