Home / 10,241.08-15,358.35-3,999.58

Finding the Fourth Proportional to 10,241.08, 15,358.35 and 3,999.58

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Solution

The fourth proportional to 10,241.08, 15,358.35 and 3,999.58 is: 5,998.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.08 : 15,358.35 = 3,999.58 : x
  2. Step 2: Convert to fraction form
    10,241.08/15,358.35 = 3,999.58/x
  3. Step 3: Cross multiply
    10,241.08x = 15,358.35 × 3,999.58
  4. Step 4: Simplify right side
    10,241.08x = 61,426,949.49
  5. Step 5: Solve for x
    x = 61,426,949.49/10,241.08
  6. Step 6: Final answer
    x = 5,998.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.