Home / 2,453.04-3,679.36-787.33

Finding the Fourth Proportional to 2,453.04, 3,679.36 and 787.33

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Solution

The fourth proportional to 2,453.04, 3,679.36 and 787.33 is: 1,180.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.04 : 3,679.36 = 787.33 : x
  2. Step 2: Convert to fraction form
    2,453.04/3,679.36 = 787.33/x
  3. Step 3: Cross multiply
    2,453.04x = 3,679.36 × 787.33
  4. Step 4: Simplify right side
    2,453.04x = 2,896,852.11
  5. Step 5: Solve for x
    x = 2,896,852.11/2,453.04
  6. Step 6: Final answer
    x = 1,180.93

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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.