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Finding the Fourth Proportional to 6,672.59, 9,205.29 and 4,684.43

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Solution

The fourth proportional to 6,672.59, 9,205.29 and 4,684.43 is: 6,462.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.59 : 9,205.29 = 4,684.43 : x
  2. Step 2: Convert to fraction form
    6,672.59/9,205.29 = 4,684.43/x
  3. Step 3: Cross multiply
    6,672.59x = 9,205.29 × 4,684.43
  4. Step 4: Simplify right side
    6,672.59x = 43,121,536.63
  5. Step 5: Solve for x
    x = 43,121,536.63/6,672.59
  6. Step 6: Final answer
    x = 6,462.49

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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.