Home / 3,678.62-5,510.95-2,852.84

Finding the Fourth Proportional to 3,678.62, 5,510.95 and 2,852.84

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Solution

The fourth proportional to 3,678.62, 5,510.95 and 2,852.84 is: 4,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678.62 : 5,510.95 = 2,852.84 : x
  2. Step 2: Convert to fraction form
    3,678.62/5,510.95 = 2,852.84/x
  3. Step 3: Cross multiply
    3,678.62x = 5,510.95 × 2,852.84
  4. Step 4: Simplify right side
    3,678.62x = 15,721,865.24
  5. Step 5: Solve for x
    x = 15,721,865.24/3,678.62
  6. Step 6: Final answer
    x = 4,273.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.