Home / 3,103.68-4,665.12-2,950.08

Finding the Fourth Proportional to 3,103.68, 4,665.12 and 2,950.08

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Solution

The fourth proportional to 3,103.68, 4,665.12 and 2,950.08 is: 4,434.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.68 : 4,665.12 = 2,950.08 : x
  2. Step 2: Convert to fraction form
    3,103.68/4,665.12 = 2,950.08/x
  3. Step 3: Cross multiply
    3,103.68x = 4,665.12 × 2,950.08
  4. Step 4: Simplify right side
    3,103.68x = 13,762,477.21
  5. Step 5: Solve for x
    x = 13,762,477.21/3,103.68
  6. Step 6: Final answer
    x = 4,434.24

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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.