Home / 1,716.17-2,574.30-676.13

Finding the Fourth Proportional to 1,716.17, 2,574.30 and 676.13

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Solution

The fourth proportional to 1,716.17, 2,574.30 and 676.13 is: 1,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.17 : 2,574.30 = 676.13 : x
  2. Step 2: Convert to fraction form
    1,716.17/2,574.30 = 676.13/x
  3. Step 3: Cross multiply
    1,716.17x = 2,574.30 × 676.13
  4. Step 4: Simplify right side
    1,716.17x = 1,740,561.46
  5. Step 5: Solve for x
    x = 1,740,561.46/1,716.17
  6. Step 6: Final answer
    x = 1,014.21

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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.