Home / 1,744.07-2,615.58-511.08

Finding the Fourth Proportional to 1,744.07, 2,615.58 and 511.08

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Solution

The fourth proportional to 1,744.07, 2,615.58 and 511.08 is: 766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744.07 : 2,615.58 = 511.08 : x
  2. Step 2: Convert to fraction form
    1,744.07/2,615.58 = 511.08/x
  3. Step 3: Cross multiply
    1,744.07x = 2,615.58 × 511.08
  4. Step 4: Simplify right side
    1,744.07x = 1,336,770.63
  5. Step 5: Solve for x
    x = 1,336,770.63/1,744.07
  6. Step 6: Final answer
    x = 766.47

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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.