Home / 4,694.84-6,478.32-2,805.99

Finding the Fourth Proportional to 4,694.84, 6,478.32 and 2,805.99

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Solution

The fourth proportional to 4,694.84, 6,478.32 and 2,805.99 is: 3,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694.84 : 6,478.32 = 2,805.99 : x
  2. Step 2: Convert to fraction form
    4,694.84/6,478.32 = 2,805.99/x
  3. Step 3: Cross multiply
    4,694.84x = 6,478.32 × 2,805.99
  4. Step 4: Simplify right side
    4,694.84x = 18,178,101.14
  5. Step 5: Solve for x
    x = 18,178,101.14/4,694.84
  6. Step 6: Final answer
    x = 3,871.93

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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.