Home / 10,103.98-13,944.76-6,124.58

Finding the Fourth Proportional to 10,103.98, 13,944.76 and 6,124.58

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Solution

The fourth proportional to 10,103.98, 13,944.76 and 6,124.58 is: 8,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.98 : 13,944.76 = 6,124.58 : x
  2. Step 2: Convert to fraction form
    10,103.98/13,944.76 = 6,124.58/x
  3. Step 3: Cross multiply
    10,103.98x = 13,944.76 × 6,124.58
  4. Step 4: Simplify right side
    10,103.98x = 85,405,798.20
  5. Step 5: Solve for x
    x = 85,405,798.20/10,103.98
  6. Step 6: Final answer
    x = 8,452.69

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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.