Home / 1,769.18-2,653.11-536.22

Finding the Fourth Proportional to 1,769.18, 2,653.11 and 536.22

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Solution

The fourth proportional to 1,769.18, 2,653.11 and 536.22 is: 804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769.18 : 2,653.11 = 536.22 : x
  2. Step 2: Convert to fraction form
    1,769.18/2,653.11 = 536.22/x
  3. Step 3: Cross multiply
    1,769.18x = 2,653.11 × 536.22
  4. Step 4: Simplify right side
    1,769.18x = 1,422,650.64
  5. Step 5: Solve for x
    x = 1,422,650.64/1,769.18
  6. Step 6: Final answer
    x = 804.13

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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.