Home / 5,005.87-6,907.93-2,767.71

Finding the Fourth Proportional to 5,005.87, 6,907.93 and 2,767.71

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Solution

The fourth proportional to 5,005.87, 6,907.93 and 2,767.71 is: 3,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.87 : 6,907.93 = 2,767.71 : x
  2. Step 2: Convert to fraction form
    5,005.87/6,907.93 = 2,767.71/x
  3. Step 3: Cross multiply
    5,005.87x = 6,907.93 × 2,767.71
  4. Step 4: Simplify right side
    5,005.87x = 19,119,146.94
  5. Step 5: Solve for x
    x = 19,119,146.94/5,005.87
  6. Step 6: Final answer
    x = 3,819.35

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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.