Home / 1,769.58-2,654.80-536.92

Finding the Fourth Proportional to 1,769.58, 2,654.80 and 536.92

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Solution

The fourth proportional to 1,769.58, 2,654.80 and 536.92 is: 805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769.58 : 2,654.80 = 536.92 : x
  2. Step 2: Convert to fraction form
    1,769.58/2,654.80 = 536.92/x
  3. Step 3: Cross multiply
    1,769.58x = 2,654.80 × 536.92
  4. Step 4: Simplify right side
    1,769.58x = 1,425,407.24
  5. Step 5: Solve for x
    x = 1,425,407.24/1,769.58
  6. Step 6: Final answer
    x = 805.51

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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.