Home / 3,155.77-4,733.19-1,075.84

Finding the Fourth Proportional to 3,155.77, 4,733.19 and 1,075.84

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Solution

The fourth proportional to 3,155.77, 4,733.19 and 1,075.84 is: 1,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.77 : 4,733.19 = 1,075.84 : x
  2. Step 2: Convert to fraction form
    3,155.77/4,733.19 = 1,075.84/x
  3. Step 3: Cross multiply
    3,155.77x = 4,733.19 × 1,075.84
  4. Step 4: Simplify right side
    3,155.77x = 5,092,143.30
  5. Step 5: Solve for x
    x = 5,092,143.30/3,155.77
  6. Step 6: Final answer
    x = 1,613.60

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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.