Home / 4,625.41-6,939.16-1,338.76

Finding the Fourth Proportional to 4,625.41, 6,939.16 and 1,338.76

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Solution

The fourth proportional to 4,625.41, 6,939.16 and 1,338.76 is: 2,008.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.41 : 6,939.16 = 1,338.76 : x
  2. Step 2: Convert to fraction form
    4,625.41/6,939.16 = 1,338.76/x
  3. Step 3: Cross multiply
    4,625.41x = 6,939.16 × 1,338.76
  4. Step 4: Simplify right side
    4,625.41x = 9,289,869.84
  5. Step 5: Solve for x
    x = 9,289,869.84/4,625.41
  6. Step 6: Final answer
    x = 2,008.44

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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.