Home / 4,819.59-6,651.29-2,930.87

Finding the Fourth Proportional to 4,819.59, 6,651.29 and 2,930.87

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Solution

The fourth proportional to 4,819.59, 6,651.29 and 2,930.87 is: 4,044.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.59 : 6,651.29 = 2,930.87 : x
  2. Step 2: Convert to fraction form
    4,819.59/6,651.29 = 2,930.87/x
  3. Step 3: Cross multiply
    4,819.59x = 6,651.29 × 2,930.87
  4. Step 4: Simplify right side
    4,819.59x = 19,494,090.28
  5. Step 5: Solve for x
    x = 19,494,090.28/4,819.59
  6. Step 6: Final answer
    x = 4,044.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.