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Finding the Fourth Proportional to 1,950.33, 2,925.49 and 651.80

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Solution

The fourth proportional to 1,950.33, 2,925.49 and 651.80 is: 977.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.33 : 2,925.49 = 651.80 : x
  2. Step 2: Convert to fraction form
    1,950.33/2,925.49 = 651.80/x
  3. Step 3: Cross multiply
    1,950.33x = 2,925.49 × 651.80
  4. Step 4: Simplify right side
    1,950.33x = 1,906,826.67
  5. Step 5: Solve for x
    x = 1,906,826.67/1,950.33
  6. Step 6: Final answer
    x = 977.70

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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.