Home / 9,512.36-13,122.62-6,156.26

Finding the Fourth Proportional to 9,512.36, 13,122.62 and 6,156.26

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Solution

The fourth proportional to 9,512.36, 13,122.62 and 6,156.26 is: 8,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.36 : 13,122.62 = 6,156.26 : x
  2. Step 2: Convert to fraction form
    9,512.36/13,122.62 = 6,156.26/x
  3. Step 3: Cross multiply
    9,512.36x = 13,122.62 × 6,156.26
  4. Step 4: Simplify right side
    9,512.36x = 80,786,260.60
  5. Step 5: Solve for x
    x = 80,786,260.60/9,512.36
  6. Step 6: Final answer
    x = 8,492.77

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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.