Home / 3,519.13-4,855.57-2,102.54

Finding the Fourth Proportional to 3,519.13, 4,855.57 and 2,102.54

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Solution

The fourth proportional to 3,519.13, 4,855.57 and 2,102.54 is: 2,901.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.13 : 4,855.57 = 2,102.54 : x
  2. Step 2: Convert to fraction form
    3,519.13/4,855.57 = 2,102.54/x
  3. Step 3: Cross multiply
    3,519.13x = 4,855.57 × 2,102.54
  4. Step 4: Simplify right side
    3,519.13x = 10,209,030.15
  5. Step 5: Solve for x
    x = 10,209,030.15/3,519.13
  6. Step 6: Final answer
    x = 2,901.01

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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.