Home / 5,530.06-7,626.60-3,539.86

Finding the Fourth Proportional to 5,530.06, 7,626.60 and 3,539.86

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Solution

The fourth proportional to 5,530.06, 7,626.60 and 3,539.86 is: 4,881.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.06 : 7,626.60 = 3,539.86 : x
  2. Step 2: Convert to fraction form
    5,530.06/7,626.60 = 3,539.86/x
  3. Step 3: Cross multiply
    5,530.06x = 7,626.60 × 3,539.86
  4. Step 4: Simplify right side
    5,530.06x = 26,997,096.28
  5. Step 5: Solve for x
    x = 26,997,096.28/5,530.06
  6. Step 6: Final answer
    x = 4,881.88

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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.