Home / 1,710.72-2,566.08-1,326.24

Finding the Fourth Proportional to 1,710.72, 2,566.08 and 1,326.24

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Solution

The fourth proportional to 1,710.72, 2,566.08 and 1,326.24 is: 1,989.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.72 : 2,566.08 = 1,326.24 : x
  2. Step 2: Convert to fraction form
    1,710.72/2,566.08 = 1,326.24/x
  3. Step 3: Cross multiply
    1,710.72x = 2,566.08 × 1,326.24
  4. Step 4: Simplify right side
    1,710.72x = 3,403,237.94
  5. Step 5: Solve for x
    x = 3,403,237.94/1,710.72
  6. Step 6: Final answer
    x = 1,989.36

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Similar ratio
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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.