Home / 2,516.62-3,772.60-2,309.01

Finding the Fourth Proportional to 2,516.62, 3,772.60 and 2,309.01

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Solution

The fourth proportional to 2,516.62, 3,772.60 and 2,309.01 is: 3,461.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.62 : 3,772.60 = 2,309.01 : x
  2. Step 2: Convert to fraction form
    2,516.62/3,772.60 = 2,309.01/x
  3. Step 3: Cross multiply
    2,516.62x = 3,772.60 × 2,309.01
  4. Step 4: Simplify right side
    2,516.62x = 8,710,971.13
  5. Step 5: Solve for x
    x = 8,710,971.13/2,516.62
  6. Step 6: Final answer
    x = 3,461.38

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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.