Home / 9,832.60-13,586.28-7,859.44

Finding the Fourth Proportional to 9,832.60, 13,586.28 and 7,859.44

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Solution

The fourth proportional to 9,832.60, 13,586.28 and 7,859.44 is: 10,859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,832.60 : 13,586.28 = 7,859.44 : x
  2. Step 2: Convert to fraction form
    9,832.60/13,586.28 = 7,859.44/x
  3. Step 3: Cross multiply
    9,832.60x = 13,586.28 × 7,859.44
  4. Step 4: Simplify right side
    9,832.60x = 106,780,552.48
  5. Step 5: Solve for x
    x = 106,780,552.48/9,832.60
  6. Step 6: Final answer
    x = 10,859.85

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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.