Home / 4,282.58-5,902.89-2,865.76

Finding the Fourth Proportional to 4,282.58, 5,902.89 and 2,865.76

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Solution

The fourth proportional to 4,282.58, 5,902.89 and 2,865.76 is: 3,950.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.58 : 5,902.89 = 2,865.76 : x
  2. Step 2: Convert to fraction form
    4,282.58/5,902.89 = 2,865.76/x
  3. Step 3: Cross multiply
    4,282.58x = 5,902.89 × 2,865.76
  4. Step 4: Simplify right side
    4,282.58x = 16,916,266.05
  5. Step 5: Solve for x
    x = 16,916,266.05/4,282.58
  6. Step 6: Final answer
    x = 3,950.02

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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.