Home / 4,694.51-6,477.98-2,805.72

Finding the Fourth Proportional to 4,694.51, 6,477.98 and 2,805.72

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Solution

The fourth proportional to 4,694.51, 6,477.98 and 2,805.72 is: 3,871.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694.51 : 6,477.98 = 2,805.72 : x
  2. Step 2: Convert to fraction form
    4,694.51/6,477.98 = 2,805.72/x
  3. Step 3: Cross multiply
    4,694.51x = 6,477.98 × 2,805.72
  4. Step 4: Simplify right side
    4,694.51x = 18,175,351.63
  5. Step 5: Solve for x
    x = 18,175,351.63/4,694.51
  6. Step 6: Final answer
    x = 3,871.62

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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.