Home / 10,827.75-14,942.30-5,859.75

Finding the Fourth Proportional to 10,827.75, 14,942.30 and 5,859.75

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Solution

The fourth proportional to 10,827.75, 14,942.30 and 5,859.75 is: 8,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.75 : 14,942.30 = 5,859.75 : x
  2. Step 2: Convert to fraction form
    10,827.75/14,942.30 = 5,859.75/x
  3. Step 3: Cross multiply
    10,827.75x = 14,942.30 × 5,859.75
  4. Step 4: Simplify right side
    10,827.75x = 87,558,113.13
  5. Step 5: Solve for x
    x = 87,558,113.13/10,827.75
  6. Step 6: Final answer
    x = 8,086.46

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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.