Home / 10,249.50-14,144.40-6,216.24

Finding the Fourth Proportional to 10,249.50, 14,144.40 and 6,216.24

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Solution

The fourth proportional to 10,249.50, 14,144.40 and 6,216.24 is: 8,578.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.50 : 14,144.40 = 6,216.24 : x
  2. Step 2: Convert to fraction form
    10,249.50/14,144.40 = 6,216.24/x
  3. Step 3: Cross multiply
    10,249.50x = 14,144.40 × 6,216.24
  4. Step 4: Simplify right side
    10,249.50x = 87,924,985.06
  5. Step 5: Solve for x
    x = 87,924,985.06/10,249.50
  6. Step 6: Final answer
    x = 8,578.47

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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.