Home / 2,950.11-4,068.50-2,454.39

Finding the Fourth Proportional to 2,950.11, 4,068.50 and 2,454.39

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Solution

The fourth proportional to 2,950.11, 4,068.50 and 2,454.39 is: 3,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.11 : 4,068.50 = 2,454.39 : x
  2. Step 2: Convert to fraction form
    2,950.11/4,068.50 = 2,454.39/x
  3. Step 3: Cross multiply
    2,950.11x = 4,068.50 × 2,454.39
  4. Step 4: Simplify right side
    2,950.11x = 9,985,673.44
  5. Step 5: Solve for x
    x = 9,985,673.44/2,950.11
  6. Step 6: Final answer
    x = 3,384.85

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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.