Home / 1,713.32-2,569.98-543.26

Finding the Fourth Proportional to 1,713.32, 2,569.98 and 543.26

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Solution

The fourth proportional to 1,713.32, 2,569.98 and 543.26 is: 814.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.32 : 2,569.98 = 543.26 : x
  2. Step 2: Convert to fraction form
    1,713.32/2,569.98 = 543.26/x
  3. Step 3: Cross multiply
    1,713.32x = 2,569.98 × 543.26
  4. Step 4: Simplify right side
    1,713.32x = 1,396,167.33
  5. Step 5: Solve for x
    x = 1,396,167.33/1,713.32
  6. Step 6: Final answer
    x = 814.89

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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.