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Finding the Fourth Proportional to 4,525.55, 6,780.93 and 4,352.56

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Solution

The fourth proportional to 4,525.55, 6,780.93 and 4,352.56 is: 6,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,525.55 : 6,780.93 = 4,352.56 : x
  2. Step 2: Convert to fraction form
    4,525.55/6,780.93 = 4,352.56/x
  3. Step 3: Cross multiply
    4,525.55x = 6,780.93 × 4,352.56
  4. Step 4: Simplify right side
    4,525.55x = 29,514,396.60
  5. Step 5: Solve for x
    x = 29,514,396.60/4,525.55
  6. Step 6: Final answer
    x = 6,521.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.