Home / 1,516.86-2,090.34-1,166.94

Finding the Fourth Proportional to 1,516.86, 2,090.34 and 1,166.94

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Solution

The fourth proportional to 1,516.86, 2,090.34 and 1,166.94 is: 1,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.86 : 2,090.34 = 1,166.94 : x
  2. Step 2: Convert to fraction form
    1,516.86/2,090.34 = 1,166.94/x
  3. Step 3: Cross multiply
    1,516.86x = 2,090.34 × 1,166.94
  4. Step 4: Simplify right side
    1,516.86x = 2,439,301.36
  5. Step 5: Solve for x
    x = 2,439,301.36/1,516.86
  6. Step 6: Final answer
    x = 1,608.13

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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.