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Finding the Fourth Proportional to 6,357.88, 8,773.95 and 3,525.31

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Solution

The fourth proportional to 6,357.88, 8,773.95 and 3,525.31 is: 4,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357.88 : 8,773.95 = 3,525.31 : x
  2. Step 2: Convert to fraction form
    6,357.88/8,773.95 = 3,525.31/x
  3. Step 3: Cross multiply
    6,357.88x = 8,773.95 × 3,525.31
  4. Step 4: Simplify right side
    6,357.88x = 30,930,893.67
  5. Step 5: Solve for x
    x = 30,930,893.67/6,357.88
  6. Step 6: Final answer
    x = 4,864.97

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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.