Home / 3,434.45-5,151.69-2,884.95

Finding the Fourth Proportional to 3,434.45, 5,151.69 and 2,884.95

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Solution

The fourth proportional to 3,434.45, 5,151.69 and 2,884.95 is: 4,327.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.45 : 5,151.69 = 2,884.95 : x
  2. Step 2: Convert to fraction form
    3,434.45/5,151.69 = 2,884.95/x
  3. Step 3: Cross multiply
    3,434.45x = 5,151.69 × 2,884.95
  4. Step 4: Simplify right side
    3,434.45x = 14,862,368.07
  5. Step 5: Solve for x
    x = 14,862,368.07/3,434.45
  6. Step 6: Final answer
    x = 4,327.44

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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.