Home / 3,672.83-5,509.25-1,075.77

Finding the Fourth Proportional to 3,672.83, 5,509.25 and 1,075.77

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Solution

The fourth proportional to 3,672.83, 5,509.25 and 1,075.77 is: 1,613.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.83 : 5,509.25 = 1,075.77 : x
  2. Step 2: Convert to fraction form
    3,672.83/5,509.25 = 1,075.77/x
  3. Step 3: Cross multiply
    3,672.83x = 5,509.25 × 1,075.77
  4. Step 4: Simplify right side
    3,672.83x = 5,926,685.87
  5. Step 5: Solve for x
    x = 5,926,685.87/3,672.83
  6. Step 6: Final answer
    x = 1,613.66

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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.