Home / 4,280.65-5,908.55-2,709.65

Finding the Fourth Proportional to 4,280.65, 5,908.55 and 2,709.65

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Solution

The fourth proportional to 4,280.65, 5,908.55 and 2,709.65 is: 3,740.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.65 : 5,908.55 = 2,709.65 : x
  2. Step 2: Convert to fraction form
    4,280.65/5,908.55 = 2,709.65/x
  3. Step 3: Cross multiply
    4,280.65x = 5,908.55 × 2,709.65
  4. Step 4: Simplify right side
    4,280.65x = 16,010,103.73
  5. Step 5: Solve for x
    x = 16,010,103.73/4,280.65
  6. Step 6: Final answer
    x = 3,740.11

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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.