Home / 4,528.94-6,789.36-2,880.86

Finding the Fourth Proportional to 4,528.94, 6,789.36 and 2,880.86

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Solution

The fourth proportional to 4,528.94, 6,789.36 and 2,880.86 is: 4,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.94 : 6,789.36 = 2,880.86 : x
  2. Step 2: Convert to fraction form
    4,528.94/6,789.36 = 2,880.86/x
  3. Step 3: Cross multiply
    4,528.94x = 6,789.36 × 2,880.86
  4. Step 4: Simplify right side
    4,528.94x = 19,559,195.65
  5. Step 5: Solve for x
    x = 19,559,195.65/4,528.94
  6. Step 6: Final answer
    x = 4,318.71

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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.