Home / 6,613.16-9,126.18-3,628.96

Finding the Fourth Proportional to 6,613.16, 9,126.18 and 3,628.96

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Solution

The fourth proportional to 6,613.16, 9,126.18 and 3,628.96 is: 5,007.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.16 : 9,126.18 = 3,628.96 : x
  2. Step 2: Convert to fraction form
    6,613.16/9,126.18 = 3,628.96/x
  3. Step 3: Cross multiply
    6,613.16x = 9,126.18 × 3,628.96
  4. Step 4: Simplify right side
    6,613.16x = 33,118,542.17
  5. Step 5: Solve for x
    x = 33,118,542.17/6,613.16
  6. Step 6: Final answer
    x = 5,007.98

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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.