Home / 6,634.71-9,950.58-1,954.80

Finding the Fourth Proportional to 6,634.71, 9,950.58 and 1,954.80

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Solution

The fourth proportional to 6,634.71, 9,950.58 and 1,954.80 is: 2,931.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.71 : 9,950.58 = 1,954.80 : x
  2. Step 2: Convert to fraction form
    6,634.71/9,950.58 = 1,954.80/x
  3. Step 3: Cross multiply
    6,634.71x = 9,950.58 × 1,954.80
  4. Step 4: Simplify right side
    6,634.71x = 19,451,393.78
  5. Step 5: Solve for x
    x = 19,451,393.78/6,634.71
  6. Step 6: Final answer
    x = 2,931.76

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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.