Home / 9,132.45-13,703.24-4,205.55

Finding the Fourth Proportional to 9,132.45, 13,703.24 and 4,205.55

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Solution

The fourth proportional to 9,132.45, 13,703.24 and 4,205.55 is: 6,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.45 : 13,703.24 = 4,205.55 : x
  2. Step 2: Convert to fraction form
    9,132.45/13,703.24 = 4,205.55/x
  3. Step 3: Cross multiply
    9,132.45x = 13,703.24 × 4,205.55
  4. Step 4: Simplify right side
    9,132.45x = 57,629,639.95
  5. Step 5: Solve for x
    x = 57,629,639.95/9,132.45
  6. Step 6: Final answer
    x = 6,310.42

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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.