Home / 1,759.55-2,428.36-1,013.54

Finding the Fourth Proportional to 1,759.55, 2,428.36 and 1,013.54

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Solution

The fourth proportional to 1,759.55, 2,428.36 and 1,013.54 is: 1,398.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.55 : 2,428.36 = 1,013.54 : x
  2. Step 2: Convert to fraction form
    1,759.55/2,428.36 = 1,013.54/x
  3. Step 3: Cross multiply
    1,759.55x = 2,428.36 × 1,013.54
  4. Step 4: Simplify right side
    1,759.55x = 2,461,239.99
  5. Step 5: Solve for x
    x = 2,461,239.99/1,759.55
  6. Step 6: Final answer
    x = 1,398.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.