Home / 1,341.51-2,012.37-367.62

Finding the Fourth Proportional to 1,341.51, 2,012.37 and 367.62

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Solution

The fourth proportional to 1,341.51, 2,012.37 and 367.62 is: 551.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.51 : 2,012.37 = 367.62 : x
  2. Step 2: Convert to fraction form
    1,341.51/2,012.37 = 367.62/x
  3. Step 3: Cross multiply
    1,341.51x = 2,012.37 × 367.62
  4. Step 4: Simplify right side
    1,341.51x = 739,787.46
  5. Step 5: Solve for x
    x = 739,787.46/1,341.51
  6. Step 6: Final answer
    x = 551.46

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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.