Home / 1,716.38-2,574.53-1,670.82

Finding the Fourth Proportional to 1,716.38, 2,574.53 and 1,670.82

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Solution

The fourth proportional to 1,716.38, 2,574.53 and 1,670.82 is: 2,506.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.38 : 2,574.53 = 1,670.82 : x
  2. Step 2: Convert to fraction form
    1,716.38/2,574.53 = 1,670.82/x
  3. Step 3: Cross multiply
    1,716.38x = 2,574.53 × 1,670.82
  4. Step 4: Simplify right side
    1,716.38x = 4,301,576.21
  5. Step 5: Solve for x
    x = 4,301,576.21/1,716.38
  6. Step 6: Final answer
    x = 2,506.19

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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.