Home / 6,126.55-9,188.60-3,005.21

Finding the Fourth Proportional to 6,126.55, 9,188.60 and 3,005.21

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Solution

The fourth proportional to 6,126.55, 9,188.60 and 3,005.21 is: 4,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.55 : 9,188.60 = 3,005.21 : x
  2. Step 2: Convert to fraction form
    6,126.55/9,188.60 = 3,005.21/x
  3. Step 3: Cross multiply
    6,126.55x = 9,188.60 × 3,005.21
  4. Step 4: Simplify right side
    6,126.55x = 27,613,680.55
  5. Step 5: Solve for x
    x = 27,613,680.55/6,126.55
  6. Step 6: Final answer
    x = 4,507.22

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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.