Home / 11,507.25-17,260.89-4,586.61

Finding the Fourth Proportional to 11,507.25, 17,260.89 and 4,586.61

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Solution

The fourth proportional to 11,507.25, 17,260.89 and 4,586.61 is: 6,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,507.25 : 17,260.89 = 4,586.61 : x
  2. Step 2: Convert to fraction form
    11,507.25/17,260.89 = 4,586.61/x
  3. Step 3: Cross multiply
    11,507.25x = 17,260.89 × 4,586.61
  4. Step 4: Simplify right side
    11,507.25x = 79,168,970.68
  5. Step 5: Solve for x
    x = 79,168,970.68/11,507.25
  6. Step 6: Final answer
    x = 6,879.92

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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.