Home / 4,804.25-6,625.30-3,123.74

Finding the Fourth Proportional to 4,804.25, 6,625.30 and 3,123.74

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Solution

The fourth proportional to 4,804.25, 6,625.30 and 3,123.74 is: 4,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.25 : 6,625.30 = 3,123.74 : x
  2. Step 2: Convert to fraction form
    4,804.25/6,625.30 = 3,123.74/x
  3. Step 3: Cross multiply
    4,804.25x = 6,625.30 × 3,123.74
  4. Step 4: Simplify right side
    4,804.25x = 20,695,665.88
  5. Step 5: Solve for x
    x = 20,695,665.88/4,804.25
  6. Step 6: Final answer
    x = 4,307.78

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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.