Home / 10,404.62-15,606.86-4,166.08

Finding the Fourth Proportional to 10,404.62, 15,606.86 and 4,166.08

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Solution

The fourth proportional to 10,404.62, 15,606.86 and 4,166.08 is: 6,249.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404.62 : 15,606.86 = 4,166.08 : x
  2. Step 2: Convert to fraction form
    10,404.62/15,606.86 = 4,166.08/x
  3. Step 3: Cross multiply
    10,404.62x = 15,606.86 × 4,166.08
  4. Step 4: Simplify right side
    10,404.62x = 65,019,328.44
  5. Step 5: Solve for x
    x = 65,019,328.44/10,404.62
  6. Step 6: Final answer
    x = 6,249.08

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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.