Home / 8,805.08-12,150.52-4,825.40

Finding the Fourth Proportional to 8,805.08, 12,150.52 and 4,825.40

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Solution

The fourth proportional to 8,805.08, 12,150.52 and 4,825.40 is: 6,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.08 : 12,150.52 = 4,825.40 : x
  2. Step 2: Convert to fraction form
    8,805.08/12,150.52 = 4,825.40/x
  3. Step 3: Cross multiply
    8,805.08x = 12,150.52 × 4,825.40
  4. Step 4: Simplify right side
    8,805.08x = 58,631,119.21
  5. Step 5: Solve for x
    x = 58,631,119.21/8,805.08
  6. Step 6: Final answer
    x = 6,658.78

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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.