Home / 1,516.70-2,277.99-1,456.86

Finding the Fourth Proportional to 1,516.70, 2,277.99 and 1,456.86

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Solution

The fourth proportional to 1,516.70, 2,277.99 and 1,456.86 is: 2,188.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.70 : 2,277.99 = 1,456.86 : x
  2. Step 2: Convert to fraction form
    1,516.70/2,277.99 = 1,456.86/x
  3. Step 3: Cross multiply
    1,516.70x = 2,277.99 × 1,456.86
  4. Step 4: Simplify right side
    1,516.70x = 3,318,712.51
  5. Step 5: Solve for x
    x = 3,318,712.51/1,516.70
  6. Step 6: Final answer
    x = 2,188.11

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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.