Home / 11,752.94-17,618.60-5,085.26

Finding the Fourth Proportional to 11,752.94, 17,618.60 and 5,085.26

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Solution

The fourth proportional to 11,752.94, 17,618.60 and 5,085.26 is: 7,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.94 : 17,618.60 = 5,085.26 : x
  2. Step 2: Convert to fraction form
    11,752.94/17,618.60 = 5,085.26/x
  3. Step 3: Cross multiply
    11,752.94x = 17,618.60 × 5,085.26
  4. Step 4: Simplify right side
    11,752.94x = 89,595,161.84
  5. Step 5: Solve for x
    x = 89,595,161.84/11,752.94
  6. Step 6: Final answer
    x = 7,623.21

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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.