Home / 3,508.93-4,842.20-1,936.99

Finding the Fourth Proportional to 3,508.93, 4,842.20 and 1,936.99

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Solution

The fourth proportional to 3,508.93, 4,842.20 and 1,936.99 is: 2,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.93 : 4,842.20 = 1,936.99 : x
  2. Step 2: Convert to fraction form
    3,508.93/4,842.20 = 1,936.99/x
  3. Step 3: Cross multiply
    3,508.93x = 4,842.20 × 1,936.99
  4. Step 4: Simplify right side
    3,508.93x = 9,379,285.71
  5. Step 5: Solve for x
    x = 9,379,285.71/3,508.93
  6. Step 6: Final answer
    x = 2,672.98

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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.