Home / 8,740.08-13,110.12-3,546.48

Finding the Fourth Proportional to 8,740.08, 13,110.12 and 3,546.48

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Solution

The fourth proportional to 8,740.08, 13,110.12 and 3,546.48 is: 5,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.08 : 13,110.12 = 3,546.48 : x
  2. Step 2: Convert to fraction form
    8,740.08/13,110.12 = 3,546.48/x
  3. Step 3: Cross multiply
    8,740.08x = 13,110.12 × 3,546.48
  4. Step 4: Simplify right side
    8,740.08x = 46,494,778.38
  5. Step 5: Solve for x
    x = 46,494,778.38/8,740.08
  6. Step 6: Final answer
    x = 5,319.72

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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.