Home / 9,060.67-13,588.37-3,512.78

Finding the Fourth Proportional to 9,060.67, 13,588.37 and 3,512.78

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Solution

The fourth proportional to 9,060.67, 13,588.37 and 3,512.78 is: 5,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.67 : 13,588.37 = 3,512.78 : x
  2. Step 2: Convert to fraction form
    9,060.67/13,588.37 = 3,512.78/x
  3. Step 3: Cross multiply
    9,060.67x = 13,588.37 × 3,512.78
  4. Step 4: Simplify right side
    9,060.67x = 47,732,954.37
  5. Step 5: Solve for x
    x = 47,732,954.37/9,060.67
  6. Step 6: Final answer
    x = 5,268.15

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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.