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Finding the Fourth Proportional to 6,597.77, 9,104.54 and 3,613.66

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Solution

The fourth proportional to 6,597.77, 9,104.54 and 3,613.66 is: 4,986.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,597.77 : 9,104.54 = 3,613.66 : x
  2. Step 2: Convert to fraction form
    6,597.77/9,104.54 = 3,613.66/x
  3. Step 3: Cross multiply
    6,597.77x = 9,104.54 × 3,613.66
  4. Step 4: Simplify right side
    6,597.77x = 32,900,671.19
  5. Step 5: Solve for x
    x = 32,900,671.19/6,597.77
  6. Step 6: Final answer
    x = 4,986.64

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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.