Home / 4,487.38-6,189.96-2,916.52

Finding the Fourth Proportional to 4,487.38, 6,189.96 and 2,916.52

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Solution

The fourth proportional to 4,487.38, 6,189.96 and 2,916.52 is: 4,023.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.38 : 6,189.96 = 2,916.52 : x
  2. Step 2: Convert to fraction form
    4,487.38/6,189.96 = 2,916.52/x
  3. Step 3: Cross multiply
    4,487.38x = 6,189.96 × 2,916.52
  4. Step 4: Simplify right side
    4,487.38x = 18,053,142.14
  5. Step 5: Solve for x
    x = 18,053,142.14/4,487.38
  6. Step 6: Final answer
    x = 4,023.09

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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.