Home / 1,516.10-2,272.01-1,206.57

Finding the Fourth Proportional to 1,516.10, 2,272.01 and 1,206.57

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Solution

The fourth proportional to 1,516.10, 2,272.01 and 1,206.57 is: 1,808.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.10 : 2,272.01 = 1,206.57 : x
  2. Step 2: Convert to fraction form
    1,516.10/2,272.01 = 1,206.57/x
  3. Step 3: Cross multiply
    1,516.10x = 2,272.01 × 1,206.57
  4. Step 4: Simplify right side
    1,516.10x = 2,741,333.07
  5. Step 5: Solve for x
    x = 2,741,333.07/1,516.10
  6. Step 6: Final answer
    x = 1,808.15

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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.