Home / 5,855.05-8,782.58-1,472.55

Finding the Fourth Proportional to 5,855.05, 8,782.58 and 1,472.55

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Solution

The fourth proportional to 5,855.05, 8,782.58 and 1,472.55 is: 2,208.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.05 : 8,782.58 = 1,472.55 : x
  2. Step 2: Convert to fraction form
    5,855.05/8,782.58 = 1,472.55/x
  3. Step 3: Cross multiply
    5,855.05x = 8,782.58 × 1,472.55
  4. Step 4: Simplify right side
    5,855.05x = 12,932,788.18
  5. Step 5: Solve for x
    x = 12,932,788.18/5,855.05
  6. Step 6: Final answer
    x = 2,208.83

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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.