Home / 1,516.15-2,092.17-852.87

Finding the Fourth Proportional to 1,516.15, 2,092.17 and 852.87

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Solution

The fourth proportional to 1,516.15, 2,092.17 and 852.87 is: 1,176.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.15 : 2,092.17 = 852.87 : x
  2. Step 2: Convert to fraction form
    1,516.15/2,092.17 = 852.87/x
  3. Step 3: Cross multiply
    1,516.15x = 2,092.17 × 852.87
  4. Step 4: Simplify right side
    1,516.15x = 1,784,349.03
  5. Step 5: Solve for x
    x = 1,784,349.03/1,516.15
  6. Step 6: Final answer
    x = 1,176.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.