Home / 3,950.90-5,453.16-2,624.66

Finding the Fourth Proportional to 3,950.90, 5,453.16 and 2,624.66

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Solution

The fourth proportional to 3,950.90, 5,453.16 and 2,624.66 is: 3,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.90 : 5,453.16 = 2,624.66 : x
  2. Step 2: Convert to fraction form
    3,950.90/5,453.16 = 2,624.66/x
  3. Step 3: Cross multiply
    3,950.90x = 5,453.16 × 2,624.66
  4. Step 4: Simplify right side
    3,950.90x = 14,312,690.93
  5. Step 5: Solve for x
    x = 14,312,690.93/3,950.90
  6. Step 6: Final answer
    x = 3,622.64

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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.