Home / 4,445.52-6,668.97-2,691.80

Finding the Fourth Proportional to 4,445.52, 6,668.97 and 2,691.80

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Solution

The fourth proportional to 4,445.52, 6,668.97 and 2,691.80 is: 4,038.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.52 : 6,668.97 = 2,691.80 : x
  2. Step 2: Convert to fraction form
    4,445.52/6,668.97 = 2,691.80/x
  3. Step 3: Cross multiply
    4,445.52x = 6,668.97 × 2,691.80
  4. Step 4: Simplify right side
    4,445.52x = 17,951,533.45
  5. Step 5: Solve for x
    x = 17,951,533.45/4,445.52
  6. Step 6: Final answer
    x = 4,038.12

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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.