Home / 1,918.62-2,877.59-602.24

Finding the Fourth Proportional to 1,918.62, 2,877.59 and 602.24

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Solution

The fourth proportional to 1,918.62, 2,877.59 and 602.24 is: 903.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918.62 : 2,877.59 = 602.24 : x
  2. Step 2: Convert to fraction form
    1,918.62/2,877.59 = 602.24/x
  3. Step 3: Cross multiply
    1,918.62x = 2,877.59 × 602.24
  4. Step 4: Simplify right side
    1,918.62x = 1,732,986.92
  5. Step 5: Solve for x
    x = 1,732,986.92/1,918.62
  6. Step 6: Final answer
    x = 903.25

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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.