Home / 4,725.82-6,518.82-3,215.98

Finding the Fourth Proportional to 4,725.82, 6,518.82 and 3,215.98

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Solution

The fourth proportional to 4,725.82, 6,518.82 and 3,215.98 is: 4,436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.82 : 6,518.82 = 3,215.98 : x
  2. Step 2: Convert to fraction form
    4,725.82/6,518.82 = 3,215.98/x
  3. Step 3: Cross multiply
    4,725.82x = 6,518.82 × 3,215.98
  4. Step 4: Simplify right side
    4,725.82x = 20,964,394.74
  5. Step 5: Solve for x
    x = 20,964,394.74/4,725.82
  6. Step 6: Final answer
    x = 4,436.14

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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.