Home / 10,004.72-15,006.68-2,609.24

Finding the Fourth Proportional to 10,004.72, 15,006.68 and 2,609.24

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Solution

The fourth proportional to 10,004.72, 15,006.68 and 2,609.24 is: 3,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.72 : 15,006.68 = 2,609.24 : x
  2. Step 2: Convert to fraction form
    10,004.72/15,006.68 = 2,609.24/x
  3. Step 3: Cross multiply
    10,004.72x = 15,006.68 × 2,609.24
  4. Step 4: Simplify right side
    10,004.72x = 39,156,029.72
  5. Step 5: Solve for x
    x = 39,156,029.72/10,004.72
  6. Step 6: Final answer
    x = 3,913.76

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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.