Home / 1,666.29-2,497.77-1,374.69

Finding the Fourth Proportional to 1,666.29, 2,497.77 and 1,374.69

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Solution

The fourth proportional to 1,666.29, 2,497.77 and 1,374.69 is: 2,060.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666.29 : 2,497.77 = 1,374.69 : x
  2. Step 2: Convert to fraction form
    1,666.29/2,497.77 = 1,374.69/x
  3. Step 3: Cross multiply
    1,666.29x = 2,497.77 × 1,374.69
  4. Step 4: Simplify right side
    1,666.29x = 3,433,659.44
  5. Step 5: Solve for x
    x = 3,433,659.44/1,666.29
  6. Step 6: Final answer
    x = 2,060.66

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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.