Home / 1,759.48-2,428.06-973.58

Finding the Fourth Proportional to 1,759.48, 2,428.06 and 973.58

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Solution

The fourth proportional to 1,759.48, 2,428.06 and 973.58 is: 1,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.48 : 2,428.06 = 973.58 : x
  2. Step 2: Convert to fraction form
    1,759.48/2,428.06 = 973.58/x
  3. Step 3: Cross multiply
    1,759.48x = 2,428.06 × 973.58
  4. Step 4: Simplify right side
    1,759.48x = 2,363,910.65
  5. Step 5: Solve for x
    x = 2,363,910.65/1,759.48
  6. Step 6: Final answer
    x = 1,343.53

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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.