Home / 1,759.50-2,428.36-1,013.84

Finding the Fourth Proportional to 1,759.50, 2,428.36 and 1,013.84

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Solution

The fourth proportional to 1,759.50, 2,428.36 and 1,013.84 is: 1,399.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.50 : 2,428.36 = 1,013.84 : x
  2. Step 2: Convert to fraction form
    1,759.50/2,428.36 = 1,013.84/x
  3. Step 3: Cross multiply
    1,759.50x = 2,428.36 × 1,013.84
  4. Step 4: Simplify right side
    1,759.50x = 2,461,968.50
  5. Step 5: Solve for x
    x = 2,461,968.50/1,759.50
  6. Step 6: Final answer
    x = 1,399.24

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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.