Home / 4,860.65-6,707.70-2,764.77

Finding the Fourth Proportional to 4,860.65, 6,707.70 and 2,764.77

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Solution

The fourth proportional to 4,860.65, 6,707.70 and 2,764.77 is: 3,815.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.65 : 6,707.70 = 2,764.77 : x
  2. Step 2: Convert to fraction form
    4,860.65/6,707.70 = 2,764.77/x
  3. Step 3: Cross multiply
    4,860.65x = 6,707.70 × 2,764.77
  4. Step 4: Simplify right side
    4,860.65x = 18,545,247.73
  5. Step 5: Solve for x
    x = 18,545,247.73/4,860.65
  6. Step 6: Final answer
    x = 3,815.39

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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.