Home / 2,704.29-3,726.67-1,807.02

Finding the Fourth Proportional to 2,704.29, 3,726.67 and 1,807.02

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Solution

The fourth proportional to 2,704.29, 3,726.67 and 1,807.02 is: 2,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.29 : 3,726.67 = 1,807.02 : x
  2. Step 2: Convert to fraction form
    2,704.29/3,726.67 = 1,807.02/x
  3. Step 3: Cross multiply
    2,704.29x = 3,726.67 × 1,807.02
  4. Step 4: Simplify right side
    2,704.29x = 6,734,148.59
  5. Step 5: Solve for x
    x = 6,734,148.59/2,704.29
  6. Step 6: Final answer
    x = 2,490.17

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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.