Home / 2,035.28-3,055.74-1,666.72

Finding the Fourth Proportional to 2,035.28, 3,055.74 and 1,666.72

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Solution

The fourth proportional to 2,035.28, 3,055.74 and 1,666.72 is: 2,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.28 : 3,055.74 = 1,666.72 : x
  2. Step 2: Convert to fraction form
    2,035.28/3,055.74 = 1,666.72/x
  3. Step 3: Cross multiply
    2,035.28x = 3,055.74 × 1,666.72
  4. Step 4: Simplify right side
    2,035.28x = 5,093,062.97
  5. Step 5: Solve for x
    x = 5,093,062.97/2,035.28
  6. Step 6: Final answer
    x = 2,502.39

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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.