Home / 1,836.46-2,755.10-538.03

Finding the Fourth Proportional to 1,836.46, 2,755.10 and 538.03

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Solution

The fourth proportional to 1,836.46, 2,755.10 and 538.03 is: 807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.46 : 2,755.10 = 538.03 : x
  2. Step 2: Convert to fraction form
    1,836.46/2,755.10 = 538.03/x
  3. Step 3: Cross multiply
    1,836.46x = 2,755.10 × 538.03
  4. Step 4: Simplify right side
    1,836.46x = 1,482,328.22
  5. Step 5: Solve for x
    x = 1,482,328.22/1,836.46
  6. Step 6: Final answer
    x = 807.17

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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.