Home / 6,613.26-9,126.72-4,821.18

Finding the Fourth Proportional to 6,613.26, 9,126.72 and 4,821.18

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Solution

The fourth proportional to 6,613.26, 9,126.72 and 4,821.18 is: 6,653.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.26 : 9,126.72 = 4,821.18 : x
  2. Step 2: Convert to fraction form
    6,613.26/9,126.72 = 4,821.18/x
  3. Step 3: Cross multiply
    6,613.26x = 9,126.72 × 4,821.18
  4. Step 4: Simplify right side
    6,613.26x = 44,001,559.93
  5. Step 5: Solve for x
    x = 44,001,559.93/6,613.26
  6. Step 6: Final answer
    x = 6,653.54

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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.