Home / 3,651.12-5,477.40-2,350.80

Finding the Fourth Proportional to 3,651.12, 5,477.40 and 2,350.80

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Solution

The fourth proportional to 3,651.12, 5,477.40 and 2,350.80 is: 3,526.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.12 : 5,477.40 = 2,350.80 : x
  2. Step 2: Convert to fraction form
    3,651.12/5,477.40 = 2,350.80/x
  3. Step 3: Cross multiply
    3,651.12x = 5,477.40 × 2,350.80
  4. Step 4: Simplify right side
    3,651.12x = 12,876,271.92
  5. Step 5: Solve for x
    x = 12,876,271.92/3,651.12
  6. Step 6: Final answer
    x = 3,526.66

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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.