Home / 3,602.33-4,965.77-2,815.01

Finding the Fourth Proportional to 3,602.33, 4,965.77 and 2,815.01

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Solution

The fourth proportional to 3,602.33, 4,965.77 and 2,815.01 is: 3,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.33 : 4,965.77 = 2,815.01 : x
  2. Step 2: Convert to fraction form
    3,602.33/4,965.77 = 2,815.01/x
  3. Step 3: Cross multiply
    3,602.33x = 4,965.77 × 2,815.01
  4. Step 4: Simplify right side
    3,602.33x = 13,978,692.21
  5. Step 5: Solve for x
    x = 13,978,692.21/3,602.33
  6. Step 6: Final answer
    x = 3,880.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.