Home / 10,218.96-14,100.30-6,241.32

Finding the Fourth Proportional to 10,218.96, 14,100.30 and 6,241.32

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Solution

The fourth proportional to 10,218.96, 14,100.30 and 6,241.32 is: 8,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218.96 : 14,100.30 = 6,241.32 : x
  2. Step 2: Convert to fraction form
    10,218.96/14,100.30 = 6,241.32/x
  3. Step 3: Cross multiply
    10,218.96x = 14,100.30 × 6,241.32
  4. Step 4: Simplify right side
    10,218.96x = 88,004,484.40
  5. Step 5: Solve for x
    x = 88,004,484.40/10,218.96
  6. Step 6: Final answer
    x = 8,611.88

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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.