Home / 1,516.29-2,090.56-1,141.66

Finding the Fourth Proportional to 1,516.29, 2,090.56 and 1,141.66

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Solution

The fourth proportional to 1,516.29, 2,090.56 and 1,141.66 is: 1,574.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.29 : 2,090.56 = 1,141.66 : x
  2. Step 2: Convert to fraction form
    1,516.29/2,090.56 = 1,141.66/x
  3. Step 3: Cross multiply
    1,516.29x = 2,090.56 × 1,141.66
  4. Step 4: Simplify right side
    1,516.29x = 2,386,708.73
  5. Step 5: Solve for x
    x = 2,386,708.73/1,516.29
  6. Step 6: Final answer
    x = 1,574.05

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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.