Home / 11,588.75-15,992.50-6,283.57

Finding the Fourth Proportional to 11,588.75, 15,992.50 and 6,283.57

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Solution

The fourth proportional to 11,588.75, 15,992.50 and 6,283.57 is: 8,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.75 : 15,992.50 = 6,283.57 : x
  2. Step 2: Convert to fraction form
    11,588.75/15,992.50 = 6,283.57/x
  3. Step 3: Cross multiply
    11,588.75x = 15,992.50 × 6,283.57
  4. Step 4: Simplify right side
    11,588.75x = 100,490,010.63
  5. Step 5: Solve for x
    x = 100,490,010.63/11,588.75
  6. Step 6: Final answer
    x = 8,671.34

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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.