Home / 10,260.26-15,390.39-2,469.08

Finding the Fourth Proportional to 10,260.26, 15,390.39 and 2,469.08

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Solution

The fourth proportional to 10,260.26, 15,390.39 and 2,469.08 is: 3,703.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.26 : 15,390.39 = 2,469.08 : x
  2. Step 2: Convert to fraction form
    10,260.26/15,390.39 = 2,469.08/x
  3. Step 3: Cross multiply
    10,260.26x = 15,390.39 × 2,469.08
  4. Step 4: Simplify right side
    10,260.26x = 38,000,027.19
  5. Step 5: Solve for x
    x = 38,000,027.19/10,260.26
  6. Step 6: Final answer
    x = 3,703.61

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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.