Home / 10,219.14-14,102.55-6,185.34

Finding the Fourth Proportional to 10,219.14, 14,102.55 and 6,185.34

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Solution

The fourth proportional to 10,219.14, 14,102.55 and 6,185.34 is: 8,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.14 : 14,102.55 = 6,185.34 : x
  2. Step 2: Convert to fraction form
    10,219.14/14,102.55 = 6,185.34/x
  3. Step 3: Cross multiply
    10,219.14x = 14,102.55 × 6,185.34
  4. Step 4: Simplify right side
    10,219.14x = 87,229,066.62
  5. Step 5: Solve for x
    x = 87,229,066.62/10,219.14
  6. Step 6: Final answer
    x = 8,535.85

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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.