Home / 10,241.99-15,359.57-4,000.39

Finding the Fourth Proportional to 10,241.99, 15,359.57 and 4,000.39

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Solution

The fourth proportional to 10,241.99, 15,359.57 and 4,000.39 is: 5,999.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.99 : 15,359.57 = 4,000.39 : x
  2. Step 2: Convert to fraction form
    10,241.99/15,359.57 = 4,000.39/x
  3. Step 3: Cross multiply
    10,241.99x = 15,359.57 × 4,000.39
  4. Step 4: Simplify right side
    10,241.99x = 61,444,249.34
  5. Step 5: Solve for x
    x = 61,444,249.34/10,241.99
  6. Step 6: Final answer
    x = 5,999.25

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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.