Home / 5,516.46-8,269.80-2,051.28

Finding the Fourth Proportional to 5,516.46, 8,269.80 and 2,051.28

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Solution

The fourth proportional to 5,516.46, 8,269.80 and 2,051.28 is: 3,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.46 : 8,269.80 = 2,051.28 : x
  2. Step 2: Convert to fraction form
    5,516.46/8,269.80 = 2,051.28/x
  3. Step 3: Cross multiply
    5,516.46x = 8,269.80 × 2,051.28
  4. Step 4: Simplify right side
    5,516.46x = 16,963,675.34
  5. Step 5: Solve for x
    x = 16,963,675.34/5,516.46
  6. Step 6: Final answer
    x = 3,075.10

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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.