Home / 1,817.40-2,726.09-501.17

Finding the Fourth Proportional to 1,817.40, 2,726.09 and 501.17

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Solution

The fourth proportional to 1,817.40, 2,726.09 and 501.17 is: 751.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.40 : 2,726.09 = 501.17 : x
  2. Step 2: Convert to fraction form
    1,817.40/2,726.09 = 501.17/x
  3. Step 3: Cross multiply
    1,817.40x = 2,726.09 × 501.17
  4. Step 4: Simplify right side
    1,817.40x = 1,366,218.39
  5. Step 5: Solve for x
    x = 1,366,218.39/1,817.40
  6. Step 6: Final answer
    x = 751.74

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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.