Home / 3,020.08-4,529.50-2,871.96

Finding the Fourth Proportional to 3,020.08, 4,529.50 and 2,871.96

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Solution

The fourth proportional to 3,020.08, 4,529.50 and 2,871.96 is: 4,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.08 : 4,529.50 = 2,871.96 : x
  2. Step 2: Convert to fraction form
    3,020.08/4,529.50 = 2,871.96/x
  3. Step 3: Cross multiply
    3,020.08x = 4,529.50 × 2,871.96
  4. Step 4: Simplify right side
    3,020.08x = 13,008,542.82
  5. Step 5: Solve for x
    x = 13,008,542.82/3,020.08
  6. Step 6: Final answer
    x = 4,307.35

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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.